去掉风险点前后空白

src/main/java/cn/qg/holmes/utils/DingdingUtils.java

@@ -261,7 +261,7 @@ public class DingdingUtils {
             content += "**风险点：**" + "\n\n";
             String[] riskList = risk.split("\n");
             for (String riskString: riskList) {
-                content += "**" + riskString + "**" + "\n\n";
+                content += "**" + riskString.trim() + "**" + "\n\n";
             }
         }
         return buildMarkdownMsg(title, content, true);