fix(测试跟踪): 首页关联用例未覆盖数量问题

--bug=1018014 --user=宋昌昌 【测试跟踪】首页-关联用例数量统计-未覆盖数量统计有误 https://www.tapd.cn/55049933/s/1261791

test-track/backend/src/main/java/io/metersphere/service/TestCaseService.java

@@ -2258,7 +2258,6 @@ public class TestCaseService {
     public List<TestCase> getTestCaseByProjectId(String projectId) {
         TestCaseExample example = new TestCaseExample();
         example.createCriteria().andProjectIdEqualTo(projectId).andStatusNotEqualTo("Trash").andLatestEqualTo(true);
-        example.or().andProjectIdEqualTo(projectId).andStatusIsNull().andLatestEqualTo(true);
         return testCaseMapper.selectByExample(example);
     }