Fixed connection error before initialised

The fix isn't the cleanest, but it stopped throwing a mystery error.

app/src/main/java/corewala/buran/ui/GemActivity.kt

@@ -483,9 +483,11 @@ class GemActivity : AppCompatActivity() {
             is GemState.Requesting -> loadingView(true)
             is GemState.NotGeminiRequest -> externalProtocol(state)
             is GemState.ResponseError -> {
+                if(initialised){
                     omniTerm.reset()
                     showAlert("${GeminiResponse.getCodeString(state.header.code)}:\n\n${state.header.meta}")
                 }
+            }
             is GemState.ClientCertError -> {
                 certPassword = null
                 updateClientCertIcon()