Update ci/nightly dockerfiles to use droptarget nightly

This is necessary to start publishing images to Docker Hub for the 1-3 branch.

Signed-off-by: Ryan Beck-Buysse <rbuysse@bitwise.io>

Author: rbuysse

ci/nightly/sawtooth-block-info-tp

@@ -32,7 +32,7 @@ RUN apt-get update \
 
 LABEL "install-type"="repo"
 
-RUN echo "deb [arch=amd64] http://repo.sawtooth.me/ubuntu/nightly bionic universe" >> /etc/apt/sources.list \
+RUN echo "deb [arch=amd64] http://repo.sawtooth.me/ubuntu/droptarget/nightly bionic universe" >> /etc/apt/sources.list \
  && (apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 44FC67F19B2466EA \
  || apt-key adv --keyserver hkp://p80.pool.sks-keyservers.net:80 --recv-keys 44FC67F19B2466EA) \
  && apt-get update \

ci/nightly/sawtooth-identity-tp

@@ -32,7 +32,7 @@ RUN apt-get update \
 
 LABEL "install-type"="repo"
 
-RUN echo "deb [arch=amd64] http://repo.sawtooth.me/ubuntu/nightly bionic universe" >> /etc/apt/sources.list \
+RUN echo "deb [arch=amd64] http://repo.sawtooth.me/ubuntu/droptarget/nightly bionic universe" >> /etc/apt/sources.list \
  && (apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 44FC67F19B2466EA \
  || apt-key adv --keyserver hkp://p80.pool.sks-keyservers.net:80 --recv-keys 44FC67F19B2466EA) \
  && apt-get update \

ci/nightly/sawtooth-intkey-workload

@@ -32,7 +32,7 @@ RUN apt-get update \
 
 LABEL "install-type"="repo"
 
-RUN echo "deb [arch=amd64] http://repo.sawtooth.me/ubuntu/nightly bionic universe" >> /etc/apt/sources.list \
+RUN echo "deb [arch=amd64] http://repo.sawtooth.me/ubuntu/droptarget/nightly bionic universe" >> /etc/apt/sources.list \
  && (apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 44FC67F19B2466EA \
  || apt-key adv --keyserver hkp://p80.pool.sks-keyservers.net:80 --recv-keys 44FC67F19B2466EA) \
  && apt-get update \

ci/nightly/sawtooth-rest-api

@@ -32,7 +32,7 @@ RUN apt-get update \
 
 LABEL "install-type"="repo"
 
-RUN echo "deb [arch=amd64] http://repo.sawtooth.me/ubuntu/nightly bionic universe" >> /etc/apt/sources.list \
+RUN echo "deb [arch=amd64] http://repo.sawtooth.me/ubuntu/droptarget/nightly bionic universe" >> /etc/apt/sources.list \
  && (apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 44FC67F19B2466EA \
  || apt-key adv --keyserver hkp://p80.pool.sks-keyservers.net:80 --recv-keys 44FC67F19B2466EA) \
  && apt-get update \

ci/nightly/sawtooth-settings-tp

@@ -32,7 +32,7 @@ RUN apt-get update \
 
 LABEL "install-type"="repo"
 
-RUN echo "deb [arch=amd64] http://repo.sawtooth.me/ubuntu/nightly bionic universe" >> /etc/apt/sources.list \
+RUN echo "deb [arch=amd64] http://repo.sawtooth.me/ubuntu/droptarget/nightly bionic universe" >> /etc/apt/sources.list \
  && (apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 44FC67F19B2466EA \
  || apt-key adv --keyserver hkp://p80.pool.sks-keyservers.net:80 --recv-keys 44FC67F19B2466EA) \
  && apt-get update \

ci/nightly/sawtooth-shell

@@ -32,7 +32,7 @@ RUN apt-get update \
 
 LABEL "install-type"="repo"
 
-RUN echo "deb [arch=amd64] http://repo.sawtooth.me/ubuntu/nightly bionic universe" >> /etc/apt/sources.list \
+RUN echo "deb [arch=amd64] http://repo.sawtooth.me/ubuntu/droptarget/nightly bionic universe" >> /etc/apt/sources.list \
  && (apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 44FC67F19B2466EA \
  || apt-key adv --keyserver hkp://p80.pool.sks-keyservers.net:80 --recv-keys 44FC67F19B2466EA) \
  && apt-get update \

ci/nightly/sawtooth-smallbank-tp-rust

@@ -33,7 +33,7 @@ RUN apt-get update \
 
 LABEL "install-type"="repo"
 
-RUN echo "deb [arch=amd64] http://repo.sawtooth.me/ubuntu/nightly bionic universe" >> /etc/apt/sources.list \
+RUN echo "deb [arch=amd64] http://repo.sawtooth.me/ubuntu/droptarget/nightly bionic universe" >> /etc/apt/sources.list \
  && (apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 44FC67F19B2466EA \
  || apt-key adv --keyserver hkp://p80.pool.sks-keyservers.net:80 --recv-keys 44FC67F19B2466EA) \
  && apt-get update \

ci/nightly/sawtooth-smallbank-workload

@@ -32,7 +32,7 @@ RUN apt-get update \
 
 LABEL "install-type"="repo"
 
-RUN echo "deb [arch=amd64] http://repo.sawtooth.me/ubuntu/nightly bionic universe" >> /etc/apt/sources.list \
+RUN echo "deb [arch=amd64] http://repo.sawtooth.me/ubuntu/droptarget/nightly bionic universe" >> /etc/apt/sources.list \
  && (apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 44FC67F19B2466EA \
  || apt-key adv --keyserver hkp://p80.pool.sks-keyservers.net:80 --recv-keys 44FC67F19B2466EA) \
  && apt-get update \

ci/nightly/sawtooth-validator

@@ -32,7 +32,7 @@ RUN apt-get update \
 
 LABEL "install-type"="repo"
 
-RUN echo "deb [arch=amd64] http://repo.sawtooth.me/ubuntu/nightly bionic universe" >> /etc/apt/sources.list \
+RUN echo "deb [arch=amd64] http://repo.sawtooth.me/ubuntu/droptarget/nightly bionic universe" >> /etc/apt/sources.list \
  && (apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 44FC67F19B2466EA \
  || apt-key adv --keyserver hkp://p80.pool.sks-keyservers.net:80 --recv-keys 44FC67F19B2466EA) \
  && apt-get update \