Docs: fix speed code sample printf format specifiers
`%ull` should be `%llu`.
@@ -42,7 +42,7 @@ Otherwise, one way to measure performance is to augment the code to take timing
uint64_t end = esp_timer_get_time();
- printf("%u iterations took %ull milliseconds (%ull microseconds per invocation)\n",
+ printf("%u iterations took %llu milliseconds (%llu microseconds per invocation)\n",
MEASUREMENTS, (end - start)/1000, (end - start)/MEASUREMENTS);
}
