fix：将meter算法值null由“异常”归为“缺陷”

inspect-main/inspect-main-task/src/main/java/com/inspect/analysis/utils/ResultAnalysisUtils.java

@@ -95,7 +95,7 @@ public class ResultAnalysisUtils {
             return;
         }
 
-        if (value.isEmpty() || value.equals("-1")) {
+        if (value.isEmpty() || value.equals("-1") || "null".equals(value)) {
             log.info("PARSE_ALG_EMPTY algType: {}, algValue: {}, value: {}, defaultDesc: {}", algType, algValue, value, defaultDesc);
             resultAnalysis.setPointStatus("0");
             resultAnalysis.setResultType("2");