feat: integrate opentelemetry in opengemini-client-go

Signed-off-by: chenhuan <xiangyuyu_2024@qq.com>

Author: chenhuansome

go.mod

@@ -1,8 +1,6 @@
 module github.com/openGemini/opengemini-client-go
 
-go 1.23.0
-
-toolchain go1.24.3
+go 1.24.0
 
 require (
 	github.com/golang/snappy v1.0.0

opengemini/point.go

@@ -127,19 +127,7 @@ type Point struct {
 	// Tags is the line protocol tag field definition.
 	Tags map[string]string
 	// Fields is the line protocol value field definition.
-	Fields  map[string]interface{}
-	Name    string
-	Time    time.Time
-	Command string
-}
-
-type OtelPoint struct {
-	*Point
-	Database        string
-	RetentionPolicy string
-	Precision       string
-	Measurement     string
-	BatchCount      int
+	Fields map[string]interface{}
 }
 
 func (p *Point) AddTag(key string, value string) {