[Test] Mute failing FIR BB tests related to MPP

compiler/testData/codegen/box/properties/genericPropertyMultiModule.kt

@@ -1,3 +1,4 @@
+// IGNORE_BACKEND_FIR: JVM_IR
 // DONT_TARGET_EXACT_BACKEND: WASM
 // WASM_MUTE_REASON: PROPERTY_REFERENCES
 // WITH_RUNTIME
@@ -36,4 +37,4 @@ fun box(): String {
     val c = C("FAIL_C")
     val g = G("FAIL_G")
     return qux(c::live, "O") + qux(g::live, "K")
-}
+}