bug #12245 Fix comment to actually be a comment in code block (jdreesen)

This PR was merged into the 3.4 branch.

Discussion
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Fix comment to actually be a comment in code block

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Commits
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090065c Fix comment to actually be a comment in code block

Author: OskarStark

Diff for: frontend/encore/babel.rst

@@ -46,7 +46,7 @@ cache directory:
 
 .. code-block:: terminal
 
-    $ On Unix run this command. On Windows, clear this directory manually
+    # On Unix run this command. On Windows, clear this directory manually
     $ rm -rf node_modules/.cache/babel-loader/
 
 Creating a .babelrc File