Fix Android cursor jumping to word start after autocorrect (#5901)

* Enhance Android input manager to store current selection before applying diffs and ensure correct selection position post-update.

* Add autocorrect test case to Android input examples

This update introduces a new test case for autocorrect functionality in both JavaScript and TypeScript examples. The test case instructs users to type "Cant" and verify the cursor position after autocorrection.

* Add changeset

* Remove unnecessary comments

* Drop pending selection change on programatic text insert

site/examples/js/android-tests.jsx

@@ -173,6 +173,18 @@ const TEST_CASES = [
       },
     ],
   },
+  {
+    id: 'autocorrect',
+    name: 'Autocorrect',
+    instructions:
+      'Type "Cant", then press space to autocorrect it. Make sure the cursor position is correct (after the autocorrected word)',
+    value: [
+      {
+        type: 'paragraph',
+        children: [{ text: '' }],
+      },
+    ],
+  },
 ]
 const AndroidTestsExample = () => {
   const [testId, setTestId] = useState(