Add possibility to fetch rule details for issues

Allows to fetch further information of an issue and display
it inside the output pane.

Change-Id: I94ec27b9c060dca9f9523d763b8628a2fce7ca59
Reviewed-by: David Schulz <david.schulz@qt.io>

plugins/axivion/axivionresultparser.cpp

@@ -333,6 +333,15 @@ IssuesList parseIssuesList(const QByteArray &input)
     return result;
 }
 
+QString parseRuleInfo(const QByteArray &input) // html result!
+{
+    auto [header, body] = splitHeaderAndBody(input);
+    BaseResult headerResult = prehandleHeader(header, body);
+    if (!headerResult.error.isEmpty())
+        return QString();
+    return QString::fromLocal8Bit(body);
+}
+
 } // ResultParser
 
 } // Axivion::Internal