Modify xts of process

https://gitee.com/openharmony/xts_acts/issues/I4Z2FOSigned-off-by: Nshikai-123 <shikai25@huawei.com>

compileruntime/process_lib_standard/src/main/js/test/Process.test.js

@@ -1323,9 +1323,13 @@ describe('ChildProcessTest', function () {
         function sleep(d){
             while(process.uptime() - result1 <= d);
         }
-        sleep(5);
-        let result2 = process.uptime() - 6
-        expect(result1).assertEqual(result2)
+        sleep(6);
+        let result2 = process.uptime()
+        if ((result2 - result1) >= 6)
+        {
+            let flag = true
+        }
+        expect(flag).assertEqual(true)
     })
 
     /**
@@ -1335,13 +1339,17 @@ describe('ChildProcessTest', function () {
      * @tc.author: wangben
      */
     it('testUptime002', 0, function () {
-        var result1 = process.uptime()
+        let result1 = process.uptime()
         function sleep(d){
             while(process.uptime() - result1 <= d);
         }
         sleep(8);
-        let result2 = process.uptime() - 9
-        expect(result1).assertEqual(result2)
+        let result2 = process.uptime()
+        if ((result2 - result1) >= 8)
+        {
+            let flag = true
+        }
+        expect(flag).assertEqual(true)
     })
 
     /**
@@ -1356,8 +1364,12 @@ describe('ChildProcessTest', function () {
             while(process.uptime() - result1 <= d);
         }
         sleep(10);
-        let result2 = process.uptime() - 11
-        expect(result1).assertEqual(result2)
+        let result2 = process.uptime()
+        if ((result2 - result1) >= 10)
+        {
+            let flag = true
+        }
+        expect(flag).assertEqual(true)
     })
 
     /**
@@ -1372,8 +1384,12 @@ describe('ChildProcessTest', function () {
             while(process.uptime() - result1 <= d);
         }
         sleep(7);
-        let result2 = process.uptime() - 8
-        expect(result1).assertEqual(result2)
+        let result2 = process.uptime()
+        if ((result2 - result1) >= 7)
+        {
+            let flag = true
+        }
+        expect(flag).assertEqual(true)
     })
 
     /**
@@ -1383,13 +1399,17 @@ describe('ChildProcessTest', function () {
      * @tc.author: wangben
      */
     it('testUptime005', 0, function () {
-        var result1 = process.uptime()
+        let result1 = process.uptime()
         function sleep(d){
             while(process.uptime() - result1 <= d);
         }
         sleep(11);
-        var result2 = process.uptime() - 12
-        expect(result1).assertEqual(result2)
+        let result2 = process.uptime()
+        if ((result2 - result1) >= 11)
+        {
+            let flag = true
+        }
+        expect(flag).assertEqual(true)
     })
 
     /**