FIR resolve: add partial support of extension lambda calls

Here we introduce ONLY_IMPLICIT_RECEIVER tower level
to support extension lambda calls on local variables,
and soften extension receiver checks to make such extensions visible & applicable.
Also here we try to map arguments twice for functional types

compiler/testData/diagnostics/tests/ExtensionCallInvoke.fir.kt

@@ -1,7 +1,7 @@
 fun bar(doIt: Int.() -> Int) {
-    1.<!UNRESOLVED_REFERENCE!>doIt<!>()
-    1?.<!UNRESOLVED_REFERENCE!>doIt<!>()
+    1.doIt()
+    1?.doIt()
     val i: Int? = 1
     i.<!UNRESOLVED_REFERENCE!>doIt<!>()
-    i?.<!UNRESOLVED_REFERENCE!>doIt<!>()
+    i?.doIt()
 }