Debugger tests are failing in Visual Regression Documentation job

[krassowski]

As seen in #15007, here

Notice:   1 failed
    [documentation] › test/documentation/debugger.test.ts:98:7 › Debugger › Stop on breakpoint ─────
  4 flaky
    [documentation] › test/documentation/debugger.test.ts:53:7 › Debugger › Set breakpoint ─────────
    [documentation] › test/documentation/debugger.test.ts:218:7 › Debugger › Variables panel ───────
    [documentation] › test/documentation/debugger.test.ts:245:7 › Debugger › Call Stack panel ──────
    [documentation] › test/documentation/debugger.test.ts:276:7 › Debugger › Breakpoints panel ────

With a recurring problem around a line not being available in gutters map:

    TypeError: Cannot read properties of undefined (reading 'click')

       at src/helpers/notebook.ts:886

      884 |       return false;
      885 |     }
    > 886 |     await gutters[lineNumber].click();
          |                               ^
      887 |     return true;
      888 |   }
      889 |

[krassowski]

Related to but distinct from #14947

[krassowski]

I have not see this one in a while, will close it.