Suppress Firebase build warning noise (#172)

Author: AdamEssenmacher

.editorconfig

@@ -10,6 +10,16 @@ indent_size = 2
 [*.cs]
 max_line_length = 120
 
+# Firebase generated/binding warning suppressions
+[source/Firebase/CloudFirestore/Extensions.cs]
+dotnet_diagnostic.CS8621.severity = none
+
+[source/Firebase/CloudFirestore/obj/**/Firebase.CloudFirestore/*.g.cs]
+dotnet_diagnostic.CS8604.severity = none
+
+[source/Firebase/Database/obj/**/Firebase.Database/DatabaseQuery.g.cs]
+dotnet_diagnostic.CS0109.severity = none
+
 #### Core EditorConfig Options ####
 
 # Indentation and spacing

source/Firebase/CloudFirestore/ApiDefinition.cs

@@ -5,6 +5,8 @@
 using ObjCRuntime;
 using CoreFoundation;
 
+#pragma warning disable CS8632 // BGen compiles API definitions outside the project nullable context.
+
 namespace Firebase.CloudFirestore
 {
 	// void (^ _Nullable)(NSError * _Nullable)

source/Google/AppCheckCore/AppCheckCore.csproj

@@ -13,6 +13,7 @@
     <IPhoneResourcePrefix>Resources</IPhoneResourcePrefix>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
     <CompressBindingResourcePackage>true</CompressBindingResourcePackage>
+    <NoWarn>$(NoWarn);NU1603</NoWarn>
   </PropertyGroup>
   <PropertyGroup>
     <PackageId>AdamE.Google.iOS.AppCheckCore</PackageId>