KT-7195 Smart completion after "return ": the function itself should get smaller priority + declarations in the same file to have higher priority than default-imported

#KT-7195 Fixed

idea/idea-completion/testData/weighers/smart/FunctionExpected.kt

@@ -11,5 +11,5 @@ fun bar(p: (String) -> Boolean) {
 // ORDER: p
 // ORDER: {...}
 // ORDER: { String -> ... }
-// ORDER: ::error
 // ORDER: ::x
+// ORDER: ::error

idea/idea-completion/testData/weighers/smart/NameSimilarityForExpressionBody.kt

@@ -1,5 +1,5 @@
-val fooBar = ""
+val vFooBar = ""
 
 fun foo(s: String): String = <caret>
 
-// ORDER: foo, fooBar, s
+// ORDER: vFooBar, s, foo

idea/idea-completion/testData/weighers/smart/NameSimilarityForReturn.kt

@@ -1,7 +1,7 @@
-val fooBar = ""
+val vFooBar = ""
 
 fun foo(s: String): String {
     return <caret>
 }
 
-// ORDER: foo, fooBar, s
+// ORDER: vFooBar, s, foo

idea/idea-completion/testData/weighers/smart/ReturnValue1.kt

@@ -0,0 +1,8 @@
+fun<T> calcSomething(s: String, t: T): String {
+    val something = ""
+    return <caret>
+}
+
+// ORDER: something
+// ORDER: s
+// ORDER: calcSomething

idea/idea-completion/testData/weighers/smart/ReturnValue2.kt

@@ -0,0 +1,14 @@
+class C {
+    val something: String = ""
+    val s: String = ""
+
+    fun calcSomething(c: C?): String {
+        if (c != null) {
+            return c.<caret>
+        }
+    }
+}
+
+// ORDER: calcSomething
+// ORDER: something
+// ORDER: s