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/common/R.java

@@ -0,0 +1,22 @@
+package com.google.android.gms.common;
+
+/* loaded from: classes2.dex */
+public final class R {
+
+    public static final class integer {
+        public static int google_play_services_version = 0x7f0b000f;
+
+        private integer() {
+        }
+    }
+
+    public static final class string {
+        public static int common_google_play_services_unknown_issue = 0x7f1200a7;
+
+        private string() {
+        }
+    }
+
+    private R() {
+    }
+}