entrypoint: fix input args

Author: ernado

entrypoint.sh

@@ -1,8 +1,10 @@
 #!/bin/bash
 
 echo 'golangci-lint-action: start'
+echo " flags:  ${INPUT_FLAGS}"
+echo " format: ${INPUT_FORMAT}"
 
-cd "${GITHUB_WORKSPACE}/${DIRECTORY}" || exit 1
+cd "${GITHUB_WORKSPACE}/${INPUT_DIRECTORY}" || exit 1
 
 # shellcheck disable=SC2086
-golangci-lint run --out-format ${FORMAT} ${FLAGS}
+golangci-lint run --out-format ${INPUT_FORMAT} ${INPUT_FLAGS}