pan/decode: fflush buffers after dumping and before aborts

Otherwise trace files or other files being written (dEQP TestResults?)
might be truncated.

Reviewed-by: Alyssa Rosenzweig <alyssa@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/17371>

src/panfrost/lib/genxml/decode.c

@@ -1413,6 +1413,7 @@ GENX(pandecode_abort_on_fault)(mali_ptr jc_gpu_va)
                 /* Ensure the job is marked COMPLETE */
                 if (h.exception_status != 0x1) {
                         fprintf(stderr, "Incomplete job or timeout\n");
+                        fflush(NULL);
                         abort();
                 }
         } while ((jc_gpu_va = next_job));

src/panfrost/lib/genxml/decode_common.c

@@ -262,6 +262,8 @@ pandecode_dump_mappings(void)
                 pan_hexdump(pandecode_dump_stream, it->addr, it->length, false);
                 fprintf(pandecode_dump_stream, "\n");
         }
+
+        fflush(pandecode_dump_stream);
 }
 
 void pandecode_abort_on_fault_v4(mali_ptr jc_gpu_va);