Fix callable code factory (parameter with default value case)

Before we can have end of '<Type>' and '=' joined as '>=' breaking PSI
So #KT-15941 Fixed

idea/testData/intentions/convertPrimaryConstructorToSecondary/genericParamWithDefaultValue.kt

@@ -0,0 +1 @@
+class Test<caret>(val a: Array<Int> = arrayOf(0))

idea/testData/intentions/convertPrimaryConstructorToSecondary/genericParamWithDefaultValue.kt.after

@@ -0,0 +1,7 @@
+class Test {
+    val a: Array<Int>
+
+    constructor(a: Array<Int> = arrayOf(0)) {
+        this.a = a
+    }
+}