Upgrade packages to remove dependency on the vulnerable package minimist 0.0.8 (#19455)

* new mocha version

* test fix

* test

* new vscodetestcov version

* use rc1

* use 1.2.1

* remove all 0.0.8 of minimist

* a few more

extensions/azurecore/package.json

@@ -356,18 +356,18 @@
   },
   "devDependencies": {
     "@types/keytar": "4.4.0",
-    "@types/mocha": "^5.2.5",
+    "@types/mocha": "^7.0.2",
     "@types/node": "^12.11.7",
     "@types/qs": "^6.9.1",
     "@types/request": "^2.48.1",
     "@types/sinon": "^9.0.4",
     "@types/ws": "^6.0.4",
-    "mocha": "^5.2.0",
+    "mocha": "^7.1.1",
     "mocha-junit-reporter": "^1.17.0",
     "mocha-multi-reporters": "^1.1.7",
     "should": "^13.2.1",
     "sinon": "^9.0.2",
     "typemoq": "^2.1.0",
-    "@microsoft/vscodetestcover": "^1.2.0"
+    "@microsoft/vscodetestcover": "^1.2.1"
   }
 }