NuGetCommandV2 add 4.9.6 nuget.exe (#18012)

Author: zhenghao104

Tasks/NuGetCommandV2/make.json

@@ -27,6 +27,10 @@
                 "url": "https://vstsagenttools.blob.core.windows.net/tools/NuGet/4.1.0/NuGet.zip",
                 "dest": "./NuGet/4.1.0/"
             },
+            {
+                "url": "https://vstsagenttools.blob.core.windows.net/tools/NuGet/4.9.6/NuGet.zip",
+                "dest": "./NuGet/4.9.6/"
+            },
             {
                 "url": "https://vstsagenttools.blob.core.windows.net/tools/NuGet/5.4.0/NuGet.zip",
                 "dest": "./NuGet/5.4.0/"

Tasks/NuGetCommandV2/task.json

@@ -10,7 +10,7 @@
     "version": {
         "Major": 2,
         "Minor": 219,
-        "Patch": 0
+        "Patch": 1
     },
     "runsOn": [
         "Agent",

Tasks/NuGetCommandV2/task.loc.json

@@ -10,7 +10,7 @@
   "version": {
     "Major": 2,
     "Minor": 219,
-    "Patch": 0
+    "Patch": 1
   },
   "runsOn": [
     "Agent",