Add logging for envvar value if bad format

src/main/rb/eca.rb

@@ -59,7 +59,7 @@ elsif (gl_repo =~ /^wiki-/) then
   puts "Commit is associated with a wiki, and does not need to be validated. Skipping."
   exit 0
 elsif (gl_repo !~ /^project-/) then
-  puts "GL_REPOSITORY envvar is improperly set does not match expected format, cannot validate"
+  puts "GL_REPOSITORY envvar is improperly set does not match expected format (#{gl_repo}), cannot validate"
   exit 1
 end
 ## Get the project ID from env var, extracting from pattern 'project-###'