Revert "Chore: Use proper database type from env in testinfra integration tests" (#109081)

Revert "Chore: Use proper database type from env in testinfra integration tes…"

This reverts commit 772f647210.

pkg/services/sqlstore/sqlutil/sqlutil.go

@@ -22,11 +22,6 @@ type TestDB struct {
 	DriverName string
 	ConnStr    string
 	Path       string
-	Host       string
-	Port       string
-	User       string
-	Password   string
-	Database   string
 	Cleanup    func()
 }
 
@@ -137,11 +132,6 @@ func mySQLTestDB() (*TestDB, error) {
 	return &TestDB{
 		DriverName: "mysql",
 		ConnStr:    conn_str,
-		Host:       host,
-		Port:       port,
-		User:       "grafana",
-		Password:   "password",
-		Database:   "grafana_tests",
 		Cleanup:    func() {},
 	}, nil
 }
@@ -159,11 +149,6 @@ func postgresTestDB() (*TestDB, error) {
 	return &TestDB{
 		DriverName: "postgres",
 		ConnStr:    connStr,
-		Host:       host,
-		Port:       port,
-		User:       "grafanatest",
-		Password:   "grafanatest",
-		Database:   "grafanatest",
 		Cleanup:    func() {},
 	}, nil
 }