fix: execute hook scripts with shebang shell

templates/gitlab-ci-gcloud.yml

@@ -271,7 +271,8 @@ stages:
     if [[ -f "$deployscript" ]]
     then
       log_info "--- deploy script (\\e[33;1m${deployscript}\\e[0m) found: execute"
-      sh "$deployscript"
+      chmod +x "$deployscript"
+      "$deployscript"
     else
       log_error "--- no deploy script found: abort"
       exit 1
@@ -304,7 +305,8 @@ stages:
     if [[ -f "$cleanupscript" ]]
     then
       log_info "--- cleanup script (\\e[33;1m${cleanupscript}\\e[0m) found: execute"
-      sh "$cleanupscript"
+      chmod +x "$cleanupscript"
+      "$cleanupscript"
     else
       log_error "--- no cleanup script found: abort"
       exit 1