enable-deprecation-warning for old command bot (#7221)

Deprecation warning for old command bot

.github/workflows/command-inform.yml

@@ -8,7 +8,7 @@ jobs:
   comment:
     runs-on: ubuntu-latest
     # Temporary disable the bot until the new command bot works properly
-    if: github.event.issue.pull_request && startsWith(github.event.comment.body, 'bot ') && false # disabled for now, until tested
+    if: github.event.issue.pull_request && startsWith(github.event.comment.body, 'bot ')
     steps:
       - name: Inform that the new command exist
         uses: actions/github-script@v7
@@ -18,5 +18,5 @@ jobs:
               issue_number: context.issue.number,
               owner: context.repo.owner,
               repo: context.repo.repo,
-              body: 'We have migrated the command bot to GHA<br/><br/>Please, see the new usage instructions <a href="https://github.com/paritytech/polkadot-sdk/blob/master/docs/contributor/commands-readme.md">here</a>. Soon the old commands will be disabled.'
-            })
+              body: 'We have migrated the command bot to GHA<br/><br/>Please, see the new usage instructions <a href="https://github.com/paritytech/polkadot-sdk/blob/master/docs/contributor/commands-readme.md">here</a> or <a href="https://forum.parity.io/t/streamlining-weight-generation-and-more-the-new-cmd-bot/2411">here</a>. Soon the old commands will be disabled.'
+            })