[FIR] Optimization & checking fix: remove usage of dispatchReceiverValue

compiler/testData/diagnostics/tests/inner/enumEntries.fir.kt

@@ -1,6 +1,6 @@
 enum class E {
     E1 {
-        override fun foo() = <!UNRESOLVED_REFERENCE!>outerFun<!>() + super.<!UNRESOLVED_REFERENCE!>outerFun<!>()
+        override fun foo() = outerFun() <!AMBIGUITY!>+<!> super.<!UNRESOLVED_REFERENCE!>outerFun<!>()
     },
     E2 {
         override fun foo() = E1.foo()

compiler/testData/diagnostics/tests/inner/innerErrorForClassObjects.fir.kt

@@ -12,8 +12,8 @@ class Test {
         fun more(): InnerClass {
             val b = InnerClass()
 
-            val testVal = <!UNRESOLVED_REFERENCE!>inClass<!>
-            <!UNRESOLVED_REFERENCE!>foo<!>()
+            val testVal = inClass
+            foo()
 
             return b
         }

compiler/testData/diagnostics/tests/inner/innerErrorForObjects.fir.kt

@@ -12,8 +12,8 @@ class Test {
         fun more(): InnerClass {
             val b = InnerClass()
 
-            val testVal = <!UNRESOLVED_REFERENCE!>inClass<!>
-            <!UNRESOLVED_REFERENCE!>foo<!>()
+            val testVal = inClass
+            foo()
 
             return b
         }

compiler/testData/diagnostics/tests/inner/localClass.fir.kt

@@ -3,10 +3,10 @@ class Outer {
         if (outerState > 0) return outerState
         
         class Local {
-            val localState = <!UNRESOLVED_REFERENCE!>outerState<!>
+            val localState = outerState
             
             inner class LocalInner {
-                val o = <!UNRESOLVED_REFERENCE!>outerState<!>
+                val o = outerState
                 val l = localState
             }
         }

compiler/testData/diagnostics/tests/inner/localClassInsideNested.fir.kt

@@ -2,7 +2,7 @@ class Outer {
     class Nested {
         fun foo() {
             class Local {
-                val state = <!UNRESOLVED_REFERENCE!>outerState<!>
+                val state = outerState
             }
         }
     }

compiler/testData/diagnostics/tests/inner/nestedVsInnerAccessOuterMember.fir.kt

@@ -5,8 +5,8 @@ class Outer {
     val property = ""
     
     class Nested {
-        fun f() = <!UNRESOLVED_REFERENCE!>function<!>()
-        fun g() = <!UNRESOLVED_REFERENCE!>property<!>
+        fun f() = function()
+        fun g() = property
         fun h() = this@Outer.function()
         fun i() = this@Outer.property
     }

compiler/testData/diagnostics/tests/inner/outerSuperClassMember.fir.kt

@@ -4,6 +4,6 @@ open class Base {
 
 class Derived : Base() {
     class Nested {
-        fun bar() = <!UNRESOLVED_REFERENCE!>foo<!>()
+        fun bar() = foo()
     }
 }