给部分测试例加条件编译，避免iOS报错

uni_modules/uts-tests/utssdk/Operators.uts

@@ -318,9 +318,11 @@ export function testOperators(): Result {
             let a = 5; //  00000000000000000000000000000101
             a >>>= 2;  //  00000000000000000000000000000001
             expect(a).toEqual(1);
+            // #ifdef APP-ANDROID
             let b = -5; // -00000000000000000000000000000101
             b >>>= 2;   //  00111111111111111111111111111110
             expect(b).toEqual(1073741822);
+            // #endif
         })
     })
 }

uni_modules/uts-tests/utssdk/RegExp.uts

@@ -256,8 +256,8 @@ export function testRegExp(): Result {
             const CHUNK_REGEXP =
                 /^(\S*)?\s*(\d*\.?\d+(?:ms|s)?)?\s*(\S*)?\s*(\d*\.?\d+(?:ms|s)?)?$/
             const match2 = CHUNK_REGEXP.exec('none')
-            expect(match2?.[0]).toEqual("none");
-            expect(match2?.[1]).toEqual("none");
+            expect(match2![0]).toEqual("none");
+            expect(match2![1]).toEqual("none");
             // expect(JSON.stringify(match2![2])).toEqual("null");
             // expect(JSON.stringify(match2![3])).toEqual("null");
             // expect(JSON.stringify(match2![4])).toEqual("null");

uni_modules/uts-tests/utssdk/String.uts

@@ -140,12 +140,12 @@ export function testString(): Result {
             const str = 'The quick brown fox jumps over the lazy dog. It barked.';
             const result = str.match(new RegExp('[A-Z]', 'g'));
             // expect(result!.length).toEqual(2);
-            expect(result?.[0]).toEqual("T");
-            expect(result?.[1]).toEqual("I");
+            expect(result![0]).toEqual("T");
+            expect(result![1]).toEqual("I");
             
             const result2 = str.match(new RegExp('[A-Z]'));
             // expect(result2!.length).toEqual(1);
-            expect(result2?.[0]).toEqual("T");
+            expect(result2![0]).toEqual("T");
             
              // #ifdef APP-ANDROID
             const gradientString = 'linear-gradient(to right, rgb(255, 0, 0), #00FF00, hsl(120, 100%, 50%))';