Fix push tag workflow (#5082)

This commit fixes the `push-tag.yml` workflow to work with the new
`Cargo.toml` manifest since workspace inheritance was added. This
additionally fixes some warnings coming up on CI about our usage of
deprecated features on github actions.

Author: alexcrichton

.github/workflows/performance.yml

@@ -162,7 +162,7 @@ jobs:
             body="${body//'%'/'%25'}"
             body="${body//$'\n'/'%0A'}"
             body="${body//$'\r'/'%0D'}"
-            echo "::set-output name=body::$body"
+            echo "body=$body" >> $GITHUB_OUTPUT
 
       - name: Publish Results
         run: |

.github/workflows/push-tag.yml

@@ -24,16 +24,16 @@ jobs:
       - name: Test if tag is needed
         run: |
           git log ${{ github.event.before }}...${{ github.event.after }} | tee main.log
-          version=$(grep 'version =' Cargo.toml | head -n 1 | sed 's/.*"\(.*\)"/\1/')
+          version=$(grep '^version =' Cargo.toml | head -n 1 | sed 's/.*"\(.*\)"/\1/')
           echo "version: $version"
-          echo "::set-output name=version::$version"
-          echo "::set-output name=sha::$(git rev-parse HEAD)"
+          echo "version=$VERSION" >> $GITHUB_OUTPUT
+          echo "sha=$(git rev-parse HEAD)" >> $GITHUB_OUTPUT
           if grep -q "automatically-tag-and-release-this-commit" main.log; then
             echo push-tag
-            echo "::set-output name=push_tag::yes"
+            echo "push_tag=yes" >> $GITHUB_OUTPUT
           else
             echo no-push-tag
-            echo "::set-output name=push_tag::no"
+            echo "push_tag=no" >> $GITHUB_OUTPUT
           fi
         id: tag
       - name: Push the tag