cam user support update password (#1847)

* cam user support update password

* update password

Author: hellertang

.changelog/1847.txt

@@ -0,0 +1,3 @@
+```release-note:enhancement
+resource/tencentcloud_cam_user: support update `password`
+```

tencentcloud/resource_tc_cam_user.go

@@ -355,6 +355,12 @@ func resourceTencentCloudCamUserUpdate(d *schema.ResourceData, meta interface{})
 		updateAttrs = append(updateAttrs, "console_login")
 	}
 
+	if d.HasChange("password") {
+		password := d.Get("password").(string)
+		request.Password = helper.String(password)
+		updateAttrs = append(updateAttrs, "password")
+	}
+
 	if d.HasChange("need_reset_password") {
 		resetBool := d.Get("need_reset_password").(bool)
 		resetBool64 := uint64(0)