Remove unnecessary constructor keyword intention (KT-29143)

#KT-29143 Fixed

idea/testData/intentions/removeConstructorKeyword/.intention

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+org.jetbrains.kotlin.idea.intentions.RemoveConstructorKeywordIntention

idea/testData/intentions/removeConstructorKeyword/abstractClass.kt

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+abstract class Base <caret>constructor(val x: Int)

idea/testData/intentions/removeConstructorKeyword/abstractClass.kt.after

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+abstract class Base(val x: Int)

idea/testData/intentions/removeConstructorKeyword/annotatedParam.kt

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+annotation class Ann
+
+class AnnotatedParam <caret>constructor(@Ann x: Double) {
+    val y = x
+}

idea/testData/intentions/removeConstructorKeyword/annotatedParam.kt.after

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+annotation class Ann
+
+class AnnotatedParam(@Ann x: Double) {
+    val y = x
+}

idea/testData/intentions/removeConstructorKeyword/annotationClass.kt

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+annotation class Ann <caret>constructor(val i: Int)

idea/testData/intentions/removeConstructorKeyword/annotationClass.kt.after

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+annotation class Ann(val i: Int)

idea/testData/intentions/removeConstructorKeyword/comments.kt

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+/**
+ * An important class
+ */
+class WithComments
+/**
+ * Some nasty constructor
+ */
+constructor(
+    /* First parameter */
+    val first: Int,<caret>
+    /* Second Parameter */
+    val second: Double)

idea/testData/intentions/removeConstructorKeyword/comments.kt.after

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+/**
+ * An important class
+ */
+class WithComments
+/**
+ * Some nasty constructor
+ */(
+    /* First parameter */
+    val first: Int,
+    /* Second Parameter */
+    val second: Double)

idea/testData/intentions/removeConstructorKeyword/dataClass.kt

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+data class Data <caret>constructor(val value: String)

idea/testData/intentions/removeConstructorKeyword/dataClass.kt.after

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+data class Data(val value: String)

idea/testData/intentions/removeConstructorKeyword/inParameters.kt

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+class InParameters constructor(val x: Int, val y: Int = 7, private <caret>val z: Int = 13)

idea/testData/intentions/removeConstructorKeyword/inParameters.kt.after

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+class InParameters(val x: Int, val y: Int = 7, private val z: Int = 13)

idea/testData/intentions/removeConstructorKeyword/varargVal.kt

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+class VarargVal <caret>constructor(vararg val param: String)

idea/testData/intentions/removeConstructorKeyword/varargVal.kt.after

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+class VarargVal(vararg val param: String)

idea/testData/intentions/removeConstructorKeyword/withProperties.kt

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+class WithProperties constructor<caret>(val x: Int, val y: Int = 7, private val z: Int = 13)

idea/testData/intentions/removeConstructorKeyword/withProperties.kt.after

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+class WithProperties(val x: Int, val y: Int = 7, private val z: Int = 13)