Minor bugfixes

- Fix issue with github actions randomly failing on windows.
- Remove default arguments from Camera3D constructor.
- GetGamepadName was using Ansi when it should of been UTF8.
- Fix issue where charsPadding was not public.

nuget.config

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<configuration>
+  <packageSources>
+    <!--To inherit the global NuGet package sources remove the <clear/> line below -->
+    <clear />
+    <add key="nuget" value="https://api.nuget.org/v3/index.json" />
+  </packageSources>
+</configuration>