CCA: Fix label check in presubmit

This CL fixes the following error by remove the 'for' attribute:
Avoid 'for' attribute on <label>. Place the input within the <label>, or
use aria-labelledby for <select>.

The <input> are already associate with <label> correctly as a direct
child.
ref: https://developer.mozilla.org/en-US/docs/Web/HTML/Element/label

Bug: b/172879638, b/172340545
Test: Pass presubmit checks and manually check with Chromevox
Change-Id: Idcf38a2de244b9a3052a0831be28b72c522ca0bf
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2554272
Commit-Queue: Shik Chen <shik@chromium.org>
Auto-Submit: Shik Chen <shik@chromium.org>
Reviewed-by: Inker Kuo <inker@chromium.org>
Cr-Commit-Position: refs/heads/master@{#830511}

chromeos/components/camera_app_ui/resources/views/main.html

@@ -242,17 +242,17 @@
           <button class="icon" tabindex="0" i18n-aria="back_button"></button>
           <div i18n-content="grid_type_button"></div>
         </div>
-        <label class="menu-item circle" for="grid-3x3">
+        <label class="menu-item circle">
           <input class="icon" id="grid-3x3" type="radio" tabindex="0"
                  name="gridtype" data-state="_3x3" data-key="toggle3x3" checked>
           <span i18n-content="label_grid_3x3" i18n-aria="aria_grid_3x3"></span>
         </label>
-        <label class="menu-item circle" for="grid-4x4">
+        <label class="menu-item circle">
           <input class="icon" id="grid-4x4" type="radio" tabindex="0"
                  name="gridtype" data-state="_4x4" data-key="toggle4x4">
           <span i18n-content="label_grid_4x4" i18n-aria="aria_grid_4x4"></span>
         </label>
-        <label class="menu-item circle" for="grid-golden">
+        <label class="menu-item circle">
           <input class="icon" id="grid-golden" type="radio" tabindex="0"
                  name="gridtype" data-state="golden" data-key="toggleGolden">
           <span i18n-content="label_grid_golden"></span>
@@ -265,13 +265,13 @@
           <button class="icon" tabindex="0" i18n-aria="back_button"></button>
           <div i18n-content="timer_duration_button"></div>
         </div>
-        <label class="menu-item circle" for="timer-3s">
+        <label class="menu-item circle">
           <input class="icon" id="timer-3s" type="radio" tabindex="0"
                  name="timerdur" data-state="_3sec" data-key="toggle3sec"
                  checked>
           <span i18n-content="label_timer_3s"></span>
         </label>
-        <label class="menu-item circle" for="timer-10s">
+        <label class="menu-item circle">
           <input class="icon" id="timer-10s" type="radio" tabindex="0"
                  name="timerdur" data-state="_10sec" data-key="toggle10sec">
           <span i18n-content="label_timer_10s"></span>
@@ -357,19 +357,19 @@
           <button class="icon" tabindex="0" i18n-aria="back_button"></button>
           <div i18n-content="expert_mode_button"></div>
         </div>
-        <label class="menu-item" for="expert-show-metadata">
+        <label class="menu-item">
           <input class="icon" id="expert-show-metadata" type="checkbox"
                  tabindex="0" data-state="show-metadata"
                  data-key="showMetadata">
           <span i18n-content="expert_preview_metadata"></span>
         </label>
-        <label class="menu-item" for="expert-save-metadata">
+        <label class="menu-item">
           <input class="icon" id="expert-save-metadata" type="checkbox"
                  tabindex="0" data-state="save-metadata"
                  data-key="saveMetadata">
           <span i18n-content="expert_save_metadata"></span>
         </label>
-        <label class="menu-item" for="expert-print-performance-logs">
+        <label class="menu-item">
           <input class="icon" id="expert-print-performance-logs" type="checkbox"
                  tabindex="0" data-state="print-performance-logs"
                  data-key="printPerformanceLogs">