style: format code with Gofumpt and Prettier

This commit fixes the style issues introduced in 4ceb9a2 according to the output
from Gofumpt and Prettier.

Details: #2326

pkg/tools/cli/loadtest/config/config.go

@@ -74,13 +74,13 @@ func (o Operation) String() string {
 // In K8s environment, this configuration is stored in K8s ConfigMap.
 type Data struct {
 	config.GlobalConfig `json:",inline" yaml:",inline"` //nolint: tagalign
-	Addr                string             `json:"addr"              yaml:"addr"`
-	Operation           string             `json:"operation"         yaml:"operation"`
-	Dataset             string             `json:"dataset"           yaml:"dataset"`
-	Concurrency         int                `json:"concurrency"       yaml:"concurrency"`
-	BatchSize           int                `json:"batch_size"        yaml:"batch_size"`
-	ProgressDuration    string             `json:"progress_duration" yaml:"progress_duration"`
-	Client              *config.GRPCClient `json:"client"            yaml:"client"`
+	Addr                string                          `json:"addr"              yaml:"addr"`
+	Operation           string                          `json:"operation"         yaml:"operation"`
+	Dataset             string                          `json:"dataset"           yaml:"dataset"`
+	Concurrency         int                             `json:"concurrency"       yaml:"concurrency"`
+	BatchSize           int                             `json:"batch_size"        yaml:"batch_size"`
+	ProgressDuration    string                          `json:"progress_duration" yaml:"progress_duration"`
+	Client              *config.GRPCClient              `json:"client"            yaml:"client"`
 }
 
 // NewConfig returns loaded configuration from file.