Cleanup: KotlinLineMarkerProvider

idea/testData/codeInsight/lineMarker/recursiveCall/conventionCall.kt

@@ -5,7 +5,7 @@ operator fun Any.get(a: Int) {
 }
 
 class A {
-    override fun <lineMarker descr="Overrides function in 'Any'"></lineMarker>equals(other: Any?): Boolean {
+    override fun <lineMarker descr="Overrides function in 'Any'">equals</lineMarker>(other: Any?): Boolean {
         this <lineMarker descr="Recursive call">==</lineMarker> other
         return true
     }

idea/testData/codeInsight/lineMarker/recursiveCall/superQualifier.kt

@@ -1,10 +1,10 @@
-open class <lineMarker></lineMarker>Super {
-    open fun <lineMarker></lineMarker>f(a: Int) {
+open class <lineMarker>Super</lineMarker> {
+    open fun <lineMarker>f</lineMarker>(a: Int) {
     }
 }
 
 class F: Super() {
-    override fun <lineMarker></lineMarker>f(a: Int) {
+    override fun <lineMarker>f</lineMarker>(a: Int) {
         if (a > 0) {
             super.f(a - 1)
         }