sonarqube job: fix the git grep call of ./tools/find_sources.sh by fixing the...

sonarqube job: fix the git grep call of ./tools/find_sources.sh by fixing the gitlab-ci "detected dubious ownership in repository" problem

.gitlab/sonarqube.yml

@@ -2,6 +2,9 @@
 .sonarqube:
   stage: analyze
   variables:
+    GIT_CONFIG_COUNT: 1
+    GIT_CONFIG_KEY_0: "safe.directory"
+    GIT_CONFIG_VALUE_0: "*"
     GIT_DEPTH: "0"
     VERSION: sonarqube
   script: