fix: update deprecated commands

Author: mrdoodles

hadolint.sh

@@ -44,7 +44,7 @@ if [ -n "$HADOLINT_OUTPUT" ]; then
 fi
 
 RESULTS="${RESULTS//$'\\n'/''}"
-echo "::set-output name=results::$RESULTS"
+echo "results=${RESULTS}" >> $GITHUB_OUTPUT
 
 { echo "HADOLINT_RESULTS<<EOF"; echo "$RESULTS"; echo "EOF"; } >> $GITHUB_ENV