[Wasm] Allow implementing function interfaces

compiler/testData/codegen/box/functions/invoke/kt3190.kt

@@ -1,5 +1,3 @@
-// IGNORE_BACKEND: WASM
-// WASM_MUTE_REASON: IGNORED_IN_JS
 // IGNORE_BACKEND: JS_IR
 // IGNORE_BACKEND: JS_IR_ES6
 //KT-3190 Compiler crash if function called 'invoke' calls a closure

compiler/testData/codegen/box/functions/invoke/kt3822invokeOnThis.kt

@@ -1,5 +1,3 @@
-// IGNORE_BACKEND: WASM
-// WASM_MUTE_REASON: IMPLEMENTING_FUNCTION_INTERFACE
 // IGNORE_BACKEND_K1: JS_IR
 // IGNORE_BACKEND: JS_IR_ES6
 //KT-3822 Compiler crashes when use invoke convention with `this` in class which extends Function0<T>