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/zzk.java

@@ -0,0 +1,18 @@
+package com.google.android.gms.common;
+
+import java.util.Arrays;
+
+/* loaded from: classes2.dex */
+final class zzk extends zzj {
+    private final byte[] zza;
+
+    public zzk(byte[] bArr) {
+        super(Arrays.copyOfRange(bArr, 0, 25));
+        this.zza = bArr;
+    }
+
+    @Override // com.google.android.gms.common.zzj
+    public final byte[] zzf() {
+        return this.zza;
+    }
+}