[#2222] Fix Checkboxes Line Count (#2223)

Fix Checkboxes Line Count

In c-file-type-checkboxes, the method getLabel() should show fileType,
lineCount and effective line count, but it currently shows fileType,
blankLineCount and effective line count instead.

Let's fix the code to show the correct counts.

frontend/src/components/c-file-type-checkboxes.vue

@@ -101,7 +101,7 @@ export default defineComponent({
       blankLineCount: number,
     }): string {
       return `${label.fileType}\xA0\xA0`
-        + `${label.blankLineCount}\xA0\xA0`
+        + `${label.lineCount}\xA0\xA0`
         + `(${label.lineCount - label.blankLineCount})\xA0`;
     },
   },