fix: use multiline heredoc output to avoid URL-encoded newlines in release body

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Co-authored-by: funkemunky <30784509+funkemunky@users.noreply.github.com>

.github/workflows/create-release.yml

@@ -31,10 +31,13 @@ jobs:
         id: changelog
         run: |
           CHANGELOG_CONTENT=$(awk 'BEGIN {print_section=0;} /^## \[/ {if (print_section == 0) {print_section=1;} else {exit;}} print_section {print;}' CHANGELOG.md)
-          CHANGELOG_ESCAPED=$(echo "$CHANGELOG_CONTENT" | sed ':a;N;$!ba;s/\n/%0A/g')
-          echo "Extracted latest release notes from CHANGELOG.md:" 
-          echo -e "$CHANGELOG_CONTENT" 
-          echo "content=$CHANGELOG_ESCAPED" >> "$GITHUB_OUTPUT"
+          echo "Extracted latest release notes from CHANGELOG.md:"
+          echo -e "$CHANGELOG_CONTENT"
+          {
+            echo "content<<EOF"
+            echo "$CHANGELOG_CONTENT"
+            echo "EOF"
+          } >> "$GITHUB_OUTPUT"
       - name: Create Release
         uses: actions/create-release@v1
         id: create_release