Update check-manifest from 0.39 to 0.40

pyup-bot · pyup-bot · commit 5736596cb5ef · 2019-10-15T08:17:12.000+01:00
diff --git a/dev-requirements.txt b/dev-requirements.txt
@@ -1,5 +1,5 @@
 autoflake==1.3.1
-check-manifest==0.39
+check-manifest==0.40
 codecov==2.0.15 # Upload coverage data
 doc8==0.8.0
 dodgy==0.1.9  # Look for uploaded secrets
