fix(state): do not set errored on SHM buffer event

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-openagent)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

src/state.rs

@@ -1215,7 +1215,6 @@ impl Dispatch<ZwlrScreencopyFrameV1, ()> for State<CapWlrScreencopy> {
                     "Received SHM Buffer event — only DMA-BUF capture is supported. Ignoring."
                 );
                 proxy.destroy();
-                state.errored = true;
                 return;
             }
             ScreencopyFrameEvent::LinuxDmabuf {