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/ironsource/zt.java

@@ -0,0 +1,21 @@
+package com.ironsource;
+
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+
+/* loaded from: classes2.dex */
+public class zt {
+    public static byte[] a(InputStream inputStream) throws IOException {
+        ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
+        byte[] bArr = new byte[8192];
+        while (true) {
+            int read = inputStream.read(bArr, 0, 8192);
+            if (read == -1) {
+                byteArrayOutputStream.flush();
+                return byteArrayOutputStream.toByteArray();
+            }
+            byteArrayOutputStream.write(bArr, 0, read);
+        }
+    }
+}