add runRequest and runner utils functions to cli

~ add bru.runRequest support for cli
~ add bru.runner.skipRequest, bru.runner.stopExecution support for cli

packages/bruno-tests/collection/scripting/api/bru/runner/3.bru

@@ -0,0 +1,11 @@
+meta {
+  name: 3
+  type: http
+  seq: 3
+}
+
+post {
+  url: https://echo.usebruno.com
+  body: none
+  auth: none
+}