add symlink to libtiff5 from libtiff6 in build runner to avoid runner bug

Author: jonwzheng

.github/workflows/docs.yml

@@ -36,6 +36,11 @@ jobs:
           activate-environment: rmg_env
           use-mamba: true
 
+      - name: Make libtiff Symlink to Avoid Runner Bug
+        run: | # This action may need to be removed/adjusted in future runs.
+          if [ ! -f /usr/lib/x86_64-linux-gnu/libtiff.so.5 ] && [ -f /usr/lib/x86_64-linux-gnu/libtiff.so.6 ]; then sudo ln -s /usr/lib/x86_64-linux-gnu/libtiff.so.6 /usr/lib/x86_64-linux-gnu/libtiff.so.5; fi
+          find /usr/lib -name libtiff*
+
       - name: Install sphinx
         run: mamba install -y sphinx