FIR IDE: Enable types shortening for nested classes and nested types

idea/testData/shortenRefsFir/types/ParameterTypeFunctionalType.kt

@@ -0,0 +1,8 @@
+// FIR_COMPARISON
+package test
+
+class T {
+    class TT
+}
+
+<selection>fun foo(t: (test.T) -> test.T.TT) {}</selection>

idea/testData/shortenRefsFir/types/ParameterTypeFunctionalType.kt.after

@@ -0,0 +1,8 @@
+// FIR_COMPARISON
+package test
+
+class T {
+    class TT
+}
+
+fun foo(t: (T) -> T.TT) {}

idea/testData/shortenRefsFir/types/ParameterTypeGenericTypes.kt

@@ -0,0 +1,10 @@
+// FIR_COMPARISON
+package test
+
+class T {
+    class TT
+}
+
+class Generic<T, TT>
+
+<selection>fun foo(t: test.Generic<test.T, test.T.TT>) {}</selection>

idea/testData/shortenRefsFir/types/ParameterTypeGenericTypes.kt.after

@@ -0,0 +1,10 @@
+// FIR_COMPARISON
+package test
+
+class T {
+    class TT
+}
+
+class Generic<T, TT>
+
+fun foo(t: Generic<T, T.TT>) {}

idea/testData/shortenRefsFir/types/ParameterTypeNestedType.kt

@@ -0,0 +1,8 @@
+// FIR_COMPARISON
+package test
+
+class T {
+    class TT
+}
+
+<selection>fun foo(t: test.T.TT) {}</selection>

idea/testData/shortenRefsFir/types/ParameterTypeNestedType.kt.after

@@ -0,0 +1,8 @@
+// FIR_COMPARISON
+package test
+
+class T {
+    class TT
+}
+
+fun foo(t: T.TT) {}