added sonar update to renovate

Signed-off-by: Francisco Vila <fvila@redhat.com>
Signed-off-by: Sam Barker <sbarker@redhat.com>

Author: franvila

.github/renovate.json

@@ -72,9 +72,12 @@
       "fileMatch": [".github/workflows/maven.yaml",
                     ".github/workflows/sonar.yaml"],
       "matchStrings": [
-        "(?<depName>sonar-maven-plugin):(?<currentValue>\\d+\\.\\d+\\.\\d+\\.\\d+)"
+        "(?<depName>org.sonarsource.scanner.maven:sonar-maven-plugin):(?<currentValue>\\d+\\.\\d+\\.\\d+\\.\\d+)"
       ],
-      "datasourceTemplate": "maven"
+      "datasourceTemplate": "maven",
+      "registryUrls": [
+        "https://mvnrepository.com/artifact/"
+      ]
     }
   ]
 }