fixed 6a38c04a from https://gitee.com/cff-gite/docs/pulls/14028

docs修改
Signed-off-by: Ncff-gite <chenfeifei8@huawei.com>

zh-cn/application-dev/reference/apis/js-apis-sensor.md

@@ -3178,7 +3178,7 @@ getRotationMatrix(gravity: Array<number>, geomagnetic: Array<number>
 try {
     let gravity = [-0.27775216, 0.5351276, 9.788099];
     let geomagnetic = [210.87253, -78.6096, -111.44444];
-    sensor.getRotationMatrix(gravity, geomagnetic, function (err, data) => {
+    sensor.getRotationMatrix(gravity, geomagnetic, function (err, data) {
         if (err) {
             console.error('Get rotationMatrix failed. Error code: ' + err.code + '; message: ' + err.message);
             return;