Use an mrgctx for all gshared methods on iOS (#86583)

Author: kotlarmilos

src/mono/mono/utils/options-def.h

@@ -147,7 +147,7 @@ DEFINE_INT(jiterpreter_interp_entry_queue_flush_threshold, "jiterpreter-interp-e
 DEFINE_INT(jiterpreter_wasm_bytes_limit, "jiterpreter-wasm-bytes-limit", 6 * 1024 * 1024, "Disable jiterpreter code generation once this many bytes of WASM have been generated")
 #endif // HOST_BROWSER
 
-#ifdef TARGET_WASM
+#if defined(TARGET_WASM) || defined(TARGET_IOS)  || defined(TARGET_TVOS) || defined (TARGET_MACCAT)
 DEFINE_BOOL_READONLY(experimental_gshared_mrgctx, "experimental-gshared-mrgctx", TRUE, "Use a mrgctx for all gshared methods")
 #else
 DEFINE_BOOL(experimental_gshared_mrgctx, "experimental-gshared-mrgctx", FALSE, "Use a mrgctx for all gshared methods")