Apply suggestions from code review

Author: devoncarew

.github/workflows/markdown_crash_test.yaml

@@ -1,7 +1,7 @@
 # Run against all markdown files in latest version of packages on pub.dev to
 # see if any can provoke a crash
 
-name: Crash Tests
+name: package:markdown: crash tests
 
 on:
   schedule:

.github/workflows/markdown_flutter.yaml

@@ -1,6 +1,6 @@
 # Run a smoke test against package:flutter_markdown.
 
-name: markdown_flutter
+name: package:markdown: flutter
 
 on:
   # Run on PRs and pushes to the default branch.