Rename `.annotator-no-transition` -> `.sidebar-no-transition`

Rename this class to be consistent with other class names in this module

src/annotator/sidebar.js

@@ -493,7 +493,7 @@ export class Sidebar {
         this._resetGestureState();
 
         // Disable animated transition of sidebar position
-        frame.classList.add('annotator-no-transition');
+        frame.classList.add('sidebar-no-transition');
 
         // Disable pointer events on the iframe.
         frame.style.pointerEvents = 'none';
@@ -504,7 +504,7 @@ export class Sidebar {
 
         break;
       case 'panend':
-        frame.classList.remove('annotator-no-transition');
+        frame.classList.remove('sidebar-no-transition');
 
         // Re-enable pointer events on the iframe.
         frame.style.pointerEvents = '';

src/annotator/test/sidebar-test.js

@@ -531,7 +531,7 @@ describe('Sidebar', () => {
         sidebar._onPan({ type: 'panstart' });
 
         assert.isTrue(
-          sidebar.iframeContainer.classList.contains('annotator-no-transition')
+          sidebar.iframeContainer.classList.contains('sidebar-no-transition')
         );
         assert.equal(sidebar.iframeContainer.style.pointerEvents, 'none');
       });
@@ -550,7 +550,7 @@ describe('Sidebar', () => {
         sidebar._gestureState = { final: 0 };
         sidebar._onPan({ type: 'panend' });
         assert.isFalse(
-          sidebar.iframeContainer.classList.contains('annotator-no-transition')
+          sidebar.iframeContainer.classList.contains('sidebar-no-transition')
         );
         assert.equal(sidebar.iframeContainer.style.pointerEvents, '');
       });

src/styles/annotator/components/sidebar.scss

@@ -60,7 +60,7 @@
 
   // this disables the width transition for the sidebar when
   // it is manually resized by dragging
-  .annotator-no-transition {
+  .sidebar-no-transition {
     transition: none !important;
   }
 }