remove non existing reference to lint config

build.gradle

@@ -52,7 +52,6 @@ repositories {
 android {
     lintOptions {
         abortOnError false
-        lintConfig file("${project.rootDir}/lint.xml")
         htmlReport true
         htmlOutput file("$project.buildDir/reports/lint/lint.html")
         disable 'MissingTranslation'