Fix Android managed exception issues (#1688)

Author: mattjohnsonpint

src/Sentry/Android/SentrySdk.cs

@@ -40,6 +40,10 @@ public static IDisposable Init(
                 {
                     o.Dsn = options.Dsn;
                     //TODO: we'll need to pass other stuff here from SentryOptions to SentryAndroidOptions
+
+                    // Don't capture managed exceptions in the native SDK, since we already capture them in the managed SDK
+                    o.AddIgnoredExceptionForType(Class.ForName("android.runtime.JavaProxyThrowable"));
+
                 }));
 
             options.CrashedLastRun = () => Sentry.Java.Sentry.IsCrashedLastRun()?.BooleanValue() is true;

src/Sentry/SentryOptions.cs

@@ -668,6 +668,7 @@ public SentryOptions()
                     "IdentityModel",
                     "SqlitePclRaw",
                     "Xamarin",
+                    "Android.", // Ex: Android.Runtime.JNINativeWrapper...
                     "Google.",
                     "MongoDB.",
                     "Remotion.Linq",