perf: drop redundant resp.Reset in worker loops

fasthttp resets the response at the top of every HostClient.Do, so
resetting it in the worker loop only repeats that work once per request.

internal/sarin/worker.go

@@ -94,7 +94,6 @@ func (s sarin) workerStatsWithDynamic(
 ) {
 	for range jobs {
 		req.Reset()
-		resp.Reset()
 
 		if err := requestGenerator(req); err != nil {
 			s.responses.Add(err.Error(), 0)
@@ -138,8 +137,6 @@ func (s sarin) workerStatsWithStatic(
 	}
 
 	for range jobs {
-		resp.Reset()
-
 		startTime := time.Now()
 		err := hostClientGenerator().DoTimeout(req, resp, s.timeout)
 		respDuration := time.Since(startTime)
@@ -165,7 +162,6 @@ func (s sarin) workerNoStatsWithDynamic(
 ) {
 	for range jobs {
 		req.Reset()
-		resp.Reset()
 		if err := requestGenerator(req); err != nil {
 			sendLog(runtimeLogLevelError, err.Error())
 			counter.Add(1)
@@ -201,7 +197,6 @@ func (s sarin) workerNoStatsWithStatic(
 	}
 
 	for range jobs {
-		resp.Reset()
 		startTime := time.Now()
 		err := hostClientGenerator().DoTimeout(req, resp, s.timeout)
 		if err == nil {