More correct completion of overrides in constructor parameters - '$' character confuses parser

idea/idea-completion/testData/handlers/basic/override/ValInConstructorParameter4.kt

@@ -1,12 +1,11 @@
 package ppp
 
 interface I {
-    val p: Nested
-
-    interface Nested
+    val p: CCCC.Nested
 }
 
 class CCCC(over<caret>val x: Int) : I {
+    interface Nested
 }
 
-// ELEMENT_TEXT: "override val p: I.Nested"
+// ELEMENT_TEXT: "override val p: CCCC.Nested"

idea/idea-completion/testData/handlers/basic/override/ValInConstructorParameter4.kt.after

@@ -1,12 +1,11 @@
 package ppp
 
 interface I {
-    val p: Nested
+    val p: CCCC.Nested
+}
 
+class CCCC(override val p: CCCC.Nested<caret>val x: Int) : I {
     interface Nested
 }
 
-class CCCC(override val p: I.Nested<caret>val x: Int) : I {
-}
-
-// ELEMENT_TEXT: "override val p: I.Nested"
+// ELEMENT_TEXT: "override val p: CCCC.Nested"