fix(patch): cherry-pick addb57c to release/v0.26.0-preview.2-pr-17331 [CONFLICTS] (#17345)

Co-authored-by: Tommaso Sciortino <sciortino@gmail.com>

packages/cli/src/ui/contexts/KeypressContext.test.tsx

@@ -212,6 +212,9 @@ describe('KeypressContext', () => {
           name: 'return',
           sequence: '\r',
           insertable: true,
+          shift: true,
+          meta: false,
+          ctrl: false,
         }),
       );
     });

packages/cli/src/ui/contexts/KeypressContext.tsx

@@ -158,6 +158,9 @@ function bufferFastReturn(keypressHandler: KeypressHandler): KeypressHandler {
       keypressHandler({
         ...key,
         name: 'return',
+        shift: true, // to make it a newline, not a submission
+        ctrl: false,
+        meta: false,
         sequence: '\r',
         insertable: true,
       });