Fix ci for m116 (#4151)

Author: Nitin Gurram

Tasks/VsTest/package.json

@@ -17,7 +17,7 @@
   "homepage": "https://github.com/Microsoft/vsts-tasks#readme",
   "dependencies": {
     "performance-now": "0.2.0",
-    "vsts-task-lib": "^2.0.0-preview",
+    "vsts-task-lib": "2.0.0-preview",
 	  "vso-node-api": "6.0.4-preview",
     "xml2js": "0.4.16"
   },

Tasks/VsTest/task.json

@@ -17,7 +17,7 @@
     "version": {
         "Major": 2,
         "Minor": 0,
-        "Patch": 29
+        "Patch": 30
     },
     "demands": [
         "vstest"

Tasks/VsTest/task.loc.json

@@ -17,7 +17,7 @@
   "version": {
     "Major": 2,
     "Minor": 0,
-    "Patch": 29
+    "Patch": 30
   },
   "demands": [
     "vstest"