fix Cannot find module 'argparse' issue

Author: flomader

src/GitVersionTfsTask/package.json

@@ -15,14 +15,14 @@
     "license": "MIT",
     "dependencies": {
         "q": "1.5.1",
-        "azure-pipelines-task-lib": "2.7.7"
+        "azure-pipelines-task-lib": "2.7.7",
+        "argparse": "^1.0.10"
     },
     "devDependencies": {
         "@types/argparse": "^1.0.36",
         "@types/minimatch": "3.0.3",
         "@types/node": "11.9.5",
         "@types/q": "1.5.1",
-        "argparse": "^1.0.10",
         "copy-node-modules": "^1.1.1",
         "tfx-cli": "^0.6.4",
         "typescript": "^3.3.3333"