Update NuGet packages (#728)

* Update NuGet pacakges

* .

* .

* 3

* FluentBuilder

* 10000

* typo

* f

* .

* net6

* fix build

* t

* t2

* net6

* .

* <PackageReference Include="System.Text.Encodings.Web" Version="4.7.2" />

* .

* ...

* .

* fix

examples/WireMock.Net.Console.NET6/__admin/mappings/11111110-a633-40e8-a244-5cb80bc0ab66.json

@@ -0,0 +1,23 @@
+{
+    "Request": {
+        "Path": {
+            "Matchers": [
+                {
+                    "Name": "WildcardMatcher",
+                    "Pattern": "/static/mapping",
+                }
+            ]
+        },
+        "Methods": [
+            "get",
+            "post"
+        ]
+    },
+    "Response": {
+        "BodyAsJson": { "body": "static mapping" },
+        "Headers": {
+            "Content-Type": "application/json",
+            "Test-X": [ "test 1", "test 2" ]
+        }
+    }
+}