For each parameter not used: handle char sequences correctly

An enhancement for KT-27209

idea/testData/inspectionsLocal/forEachParameterNotUsed/repeat.kt

@@ -1,5 +1,5 @@
 // WITH_RUNTIME
-// FIX: Replace with 'repeat(size)'
+// FIX: Replace with 'repeat()'
 
 fun test(list: List<String>) {
     list.for<caret>Each {}

idea/testData/inspectionsLocal/forEachParameterNotUsed/repeat.kt.after

@@ -1,5 +1,5 @@
 // WITH_RUNTIME
-// FIX: Replace with 'repeat(size)'
+// FIX: Replace with 'repeat()'
 
 fun test(list: List<String>) {
     repeat(list.size) {}

idea/testData/inspectionsLocal/forEachParameterNotUsed/sequence.kt

@@ -1,5 +1,5 @@
 // WITH_RUNTIME
-// FIX: Replace with 'repeat(size)'
+// FIX: Replace with 'repeat()'
 
 fun test(sequence: Sequence<String>) {
     sequence.for<caret>Each {}

idea/testData/inspectionsLocal/forEachParameterNotUsed/sequence.kt.after

@@ -1,5 +1,5 @@
 // WITH_RUNTIME
-// FIX: Replace with 'repeat(size)'
+// FIX: Replace with 'repeat()'
 
 fun test(sequence: Sequence<String>) {
     repeat(sequence.count()) {}

idea/testData/inspectionsLocal/forEachParameterNotUsed/string.kt

@@ -0,0 +1,6 @@
+// WITH_RUNTIME
+// FIX: Replace with 'repeat()'
+
+fun test(s: String) {
+    s.for<caret>Each {}
+}

idea/testData/inspectionsLocal/forEachParameterNotUsed/string.kt.after

@@ -0,0 +1,6 @@
+// WITH_RUNTIME
+// FIX: Replace with 'repeat()'
+
+fun test(s: String) {
+    repeat(s.length) {}
+}