fix: 当testResult为null时返回null

seecoder-build-server/src/main/java/cn/seecoder/build/server/service/facade/jenkins/impl/JenkinsApiImpl.java

@@ -255,8 +255,7 @@ public class JenkinsApiImpl implements JenkinsApi {
             return jenkinsInternalApi.getTestResult(buildWithDetails);
         } catch (IOException e) {
             logger.error("getTestResult exception=" + e);
-            e.printStackTrace();
-            throw new ServiceException("101", e.getMessage());
+            return null;
         }
     }
 
@@ -266,8 +265,7 @@ public class JenkinsApiImpl implements JenkinsApi {
             return jenkinsInternalApi.getCoverageResult(buildWithDetails);
         } catch (IOException e) {
             logger.error("getCoverageResult exception=" + e);
-            e.printStackTrace();
-            throw new ServiceException("101", e.getMessage());
+            return null;
         }
     }