Revert "Apply npm audit-fix on vscode-concourse and vscode-commons"

Deliberately bring back security vulnerability to test if build script
catches it and fails.

This reverts commit 2315a29ade.

vscode-extensions/commons-vscode/package-lock.json

@@ -336,24 +336,13 @@
       }
     },
     "https-proxy-agent": {
-      "version": "2.2.3",
-      "resolved": "https://registry.npmjs.org/https-proxy-agent/-/https-proxy-agent-2.2.3.tgz",
-      "integrity": "sha512-Ytgnz23gm2DVftnzqRRz2dOXZbGd2uiajSw/95bPp6v53zPRspQjLm/AfBgqbJ2qfeRXWIOMVLpp86+/5yX39Q==",
+      "version": "2.2.1",
+      "resolved": "https://registry.npmjs.org/https-proxy-agent/-/https-proxy-agent-2.2.1.tgz",
+      "integrity": "sha512-HPCTS1LW51bcyMYbxUIOO4HEOlQ1/1qRaFWcyxvwaqUS9TY88aoEuHUY33kuAh1YhVVaDQhLZsnPd+XNARWZlQ==",
       "dev": true,
       "requires": {
-        "agent-base": "^4.3.0",
+        "agent-base": "^4.1.0",
         "debug": "^3.1.0"
-      },
-      "dependencies": {
-        "agent-base": {
-          "version": "4.3.0",
-          "resolved": "https://registry.npmjs.org/agent-base/-/agent-base-4.3.0.tgz",
-          "integrity": "sha512-salcGninV0nPrwpGNn4VTXBb1SOuXQBiqbrNXoeizJsHrsL6ERFM2Ne3JUSBWRE6aeNJI2ROP/WEEIDUiDe3cg==",
-          "dev": true,
-          "requires": {
-            "es6-promisify": "^5.0.0"
-          }
-        }
       }
     },
     "inflight": {