Replace usage of deprecated ::set-output in GitHub workflows

Fixes #6

Author: Marcono1234

.github/workflows/codeql.yml

@@ -23,10 +23,11 @@ jobs:
           # Switch to submodule and get Git tag
           cd codeql
           # Fetch tags (and only tags), see https://stackoverflow.com/a/20608181
-          git fetch origin 'refs/tags/*:refs/tags/*' --quiet 
+          git fetch origin 'refs/tags/*:refs/tags/*' --quiet
           tag=$(git describe --exact-match --exclude "codeql-cli/latest")
+          # Remove 'codeql-cli/' prefix
           version="${tag#codeql-cli/}"
-          echo "::set-output name=version::${version}"
+          echo "version=${version}" >> $GITHUB_OUTPUT
           echo "Submodule version: ${version}"
         
       # Based on https://github.com/github/codeql/blob/45c942866830bec3463598774012a33a2cfaff96/.github/workflows/query-list.yml
@@ -46,7 +47,7 @@ jobs:
         id: codeql-version
         run: |
           ./codeql-cli/codeql/codeql version --format=terse
-          echo "::set-output name=version::$(./codeql-cli/codeql/codeql version --format=terse)"
+          echo "version=$(./codeql-cli/codeql/codeql version --format=terse)" >> $GITHUB_OUTPUT
 
       # TODO: Once available, change this to update the cache, see https://github.com/actions/cache/issues/342
       #       For now include the CodeQL CLI version in the cache key to invalidate the cache, see https://github.com/github/vscode-codeql/issues/730#issuecomment-764855019

.github/workflows/update-codeql.yml

@@ -23,17 +23,18 @@ jobs:
           # Switch to submodule and get Git tag
           cd codeql
           # Fetch tags (and only tags), see https://stackoverflow.com/a/20608181
-          git fetch origin 'refs/tags/*:refs/tags/*' --quiet 
+          git fetch origin 'refs/tags/*:refs/tags/*' --quiet
           tag=$(git describe --exact-match --exclude "codeql-cli/latest")
+          # Remove 'codeql-cli/' prefix
           version="${tag#codeql-cli/}"
-          echo "::set-output name=version::${version}"
+          echo "version=${version}" >> $GITHUB_OUTPUT
           echo "Submodule version: ${version}"
 
           latest_version_tag=$(git tag --sort=-version:refname | grep "codeql-cli/" | head --lines=1)
-          echo "::set-output name=latest-version-tag::${latest_version_tag}"
+          echo "latest-version-tag=${latest_version_tag}" >> $GITHUB_OUTPUT
 
           latest_version="${latest_version_tag#codeql-cli/}"
-          echo "::set-output name=latest-version::${latest_version}"
+          echo "latest-version=${latest_version}" >> $GITHUB_OUTPUT
           echo "Latest version: ${latest_version}"
 
       - name: Prepare CodeQL version update