Remove obsolete code

This was overlooked in 7f85757.

Author: Godin

sonar-kotlin-gradle/build.gradle.kts

@@ -2,10 +2,6 @@ plugins {
     kotlin("jvm")
 }
 
-repositories {
-    maven { url = uri("https://repo.gradle.org/gradle/libs-releases") }
-}
-
 dependencies {
     compileOnly(libs.sonar.plugin.api)
     compileOnly(libs.slf4j.api)

sonar-kotlin-metrics/build.gradle.kts

@@ -2,10 +2,6 @@ plugins {
     kotlin("jvm")
 }
 
-repositories {
-    maven { url = uri("https://repo.gradle.org/gradle/libs-releases") }
-}
-
 dependencies {
     compileOnly(libs.sonar.plugin.api)
     implementation(libs.sonar.analyzer.commons)

sonar-kotlin-plugin/build.gradle.kts

@@ -8,10 +8,6 @@ plugins {
     kotlin("jvm")
 }
 
-repositories {
-    maven { url = uri("https://repo.gradle.org/gradle/libs-releases") }
-}
-
 dependencies {
     compileOnly(libs.sonar.plugin.api)
     compileOnly(libs.slf4j.api)

utils-kotlin/build.gradle.kts

@@ -4,10 +4,6 @@ plugins {
     kotlin("jvm")
 }
 
-repositories {
-    maven { url = uri("https://repo.gradle.org/gradle/libs-releases") }
-}
-
 dependencies {
     implementation(kotlin("stdlib-jdk8"))
     implementation(utilLibs.bundles.detekt)