Do not require experimental propagation for body usages in same module

Unless it's a usage inside the body of an effectively public inline
function

 #KT-22759 In Progress

compiler/testData/diagnostics/testsWithStdLib/experimental/classMembers.txt

@@ -1,3 +1,4 @@
+// -- Module: <api> --
 package
 
 package api {
@@ -34,6 +35,13 @@ package api {
     }
 }
 
+
+// -- Module: <usage1> --
+package
+
+package api {
+}
+
 package usage1 {
     @api.ExperimentalAPI public fun useAll(): kotlin.Unit
 
@@ -46,6 +54,13 @@ package usage1 {
     }
 }
 
+
+// -- Module: <usage2> --
+package
+
+package api {
+}
+
 package usage2 {
     @kotlin.UseExperimental(markerClass = {api.ExperimentalAPI::class}) public fun useAll(): kotlin.Unit
 
@@ -58,6 +73,13 @@ package usage2 {
     }
 }
 
+
+// -- Module: <usage3> --
+package
+
+package api {
+}
+
 package usage3 {
     public fun use(): kotlin.Unit
 }