Quick Fixes: Add test for KT-6430 (Create parameter quick fix inserts platform types into Kotlin code)

idea/testData/quickfix/createFromUsage/createVariable/parameter/platformType.after.kt

@@ -0,0 +1,4 @@
+// "Create parameter 's'" "true"
+// ERROR: Unresolved reference: s
+
+fun foo(s: String?) = C(s)

idea/testData/quickfix/createFromUsage/createVariable/parameter/platformType.before.Main.kt

@@ -0,0 +1,4 @@
+// "Create parameter 's'" "true"
+// ERROR: Unresolved reference: s
+
+fun foo() = C(<caret>s)

idea/testData/quickfix/createFromUsage/createVariable/parameter/platformType.before.data.Sample.java

@@ -0,0 +1,3 @@
+class C {
+    C(String s) {}
+}