Add Discord community version (64-bit only)

- Added realracing3-community.apk (71.57 MB)
- Removed 32-bit support (armeabi-v7a)
- Only includes arm64-v8a libraries
- Decompiled source code included
- Added README-community.md with analysis

decompiled-community/sources/com/google/android/gms/internal/ads/zzadr.java

@@ -0,0 +1,14 @@
+package com.google.android.gms.internal.ads;
+
+import java.io.IOException;
+
+/* loaded from: classes3.dex */
+public final /* synthetic */ class zzadr {
+    public static int zza(zzadt zzadtVar, zzl zzlVar, int i, boolean z) throws IOException {
+        return zzadtVar.zzg(zzlVar, i, z, 0);
+    }
+
+    public static void zzb(zzadt zzadtVar, zzdy zzdyVar, int i) {
+        zzadtVar.zzs(zzdyVar, i, 0);
+    }
+}