Add incremental tests for parameters with default values

jps-plugin/testData/incremental/pureKotlin/defaultValueChanged/build.log

@@ -0,0 +1,11 @@
+================ Step #1 =================
+
+Cleaning output files:
+  out/production/module/META-INF/module.kotlin_module
+  out/production/module/foo/FunKt.class
+End of files
+Compiling files:
+  src/fun.kt
+End of files
+Exit code: OK
+------------------------------------------

jps-plugin/testData/incremental/pureKotlin/defaultValueChanged/fun.kt

@@ -0,0 +1,3 @@
+package foo
+
+fun f(x: Int = 10) {}

jps-plugin/testData/incremental/pureKotlin/defaultValueChanged/fun.kt.new

@@ -0,0 +1,3 @@
+package foo
+
+fun f(x: Int = 20) {}

jps-plugin/testData/incremental/pureKotlin/defaultValueChanged/useDefault.kt

@@ -0,0 +1,5 @@
+package foo
+
+fun useDefault() {
+    f()
+}

jps-plugin/testData/incremental/pureKotlin/defaultValueChanged/useNonDefault.kt

@@ -0,0 +1,5 @@
+package foo
+
+fun useNonDefault() {
+    f(15)
+}