add the sonar-scanner config file

sonar-project.properties

+sonar.host.url=https://hpclib-sed.bordeaux.inria.fr/sonarqube-dev
+sonar.links.homepage=https://gitlab.inria.fr/solverstack/chameleon
+sonar.links.ci=https://gitlab.inria.fr/solverstack/chameleon/pipelines
+sonar.links.scm=https://gitlab.inria.fr/solverstack/chameleon/
+sonar.projectKey=chameleon
+sonar.projectName=Chameleon
+sonar.projectDescription=Dense linear algebra subroutines for heterogeneous and distributed architectures
+sonar.projectVersion=master
+sonar.language=c++
+sonar.sources=build/coreblas, build/example, build/include, build/runtime, build/compute, build/control, build/hqr, build/testing, build/timing, compute, control, coreblas, example, hqr, include, runtime, testing, timing
+sonar.sourceEncoding=UTF-8
+sonar.cxx.compiler.charset=UTF-8
+sonar.cxx.compiler.regex=^(.*):([0-9]+):[0-9]+: warning: (.*)\[(.*)\]$
+sonar.cxx.compiler.reportPath=chameleon-build.log
+sonar.cxx.coverage.reportPath=chameleon-coverage.xml
+sonar.cxx.cppcheck.reportPath=chameleon-cppcheck.xml
+sonar.cxx.rats.reportPath=chameleon-rats.xml