Update some tests because the original marker will be deleted

Author: zhengbli

tests/cases/fourslash/unusedVariableInForLoop7FS.ts

@@ -4,9 +4,9 @@
 //// function f1 () {
 ////     for (const elem of ["a", "b", "c"]) {
 ////         elem;
-////         [|var x = 20;|]
-////     }
+////         [|var x = 20;
+////     }|]
 ////}
 ////
 
-verify.rangeAfterCodeFix("");
+verify.rangeAfterCodeFix("}");

tests/cases/fourslash/unusedVariableInModule1.ts

@@ -3,7 +3,7 @@
 // @noUnusedLocals: true
 // @noUnusedParameters: true
 //// export {}
-//// [|var x: string;|]
-//// export var y: string;
+//// [|var x: string;
+//// export var y: string;|]
 
-verify.rangeAfterCodeFix("");
+verify.rangeAfterCodeFix("export var y: string;");

tests/cases/fourslash/unusedVariableInModule3.ts

@@ -3,7 +3,7 @@
 // @noUnusedLocals: true
 // @noUnusedParameters: true
 //// export {}
-//// [|var x = function f1() {}|]
-//// export var y: string;
+//// [|var x = function f1() {}
+//// export var y: string;|]
 
-verify.rangeAfterCodeFix("");
+verify.rangeAfterCodeFix("export var y: string;");