ci: Print gathered release info

So we can see what it's going to do in dry runs.

.github/workflows/release.yml

@@ -64,13 +64,15 @@ jobs:
             releaseVersion=`perl -0777nE 'print $& if /(?<=Changes in ).*/' NEWS`
           fi
           echo "releaseVersion=$releaseVersion" | tee -a $GITHUB_ENV
+          echo $releaseVersion
 
           # Extract the changelog
           {
             echo "releaseChangelog<<EOF"
             perl -0777nE 'print $& if /(?<=\n\n).*?(?=\n\n)/sg' NEWS
             echo "\nEOF"
           } | tee -a $GITHUB_ENV
+          echo $releaseChangelog
 
           # Check if version is a pre-release
           if [ -z $preRelease ]; then
@@ -84,6 +86,7 @@ jobs:
               echo "false";
             fi
           } | tee -a $GITHUB_ENV
+          echo $preRelease
 
       - name: Tag release
         if: ${{ !fromJSON(github.event.inputs.dryRun) }}