Fix build.gradle file.

Author: sarahchen6

utils/socket-utils/build.gradle

@@ -1,37 +1,22 @@
-apply from: "$rootDir/gradle/java.gradle"
-apply plugin: "idea"
-
 ext {
   minJavaVersionForTests = JavaVersion.VERSION_17
 }
 
-sourceSets {
-  main_java17 {
-    java.srcDirs "${project.projectDir}/src/main/java17"
-  }
+apply from: "$rootDir/gradle/java.gradle"
+apply plugin: "idea"
 
-  test_java17 {
-    java.srcDirs "${project.projectDir}/src/test/java17"
+[compileMain_java17Java, compileTestJava].each {
+  it.configure {
+    setJavaVersion(it, 17)
+    sourceCompatibility = JavaVersion.VERSION_1_8
+    targetCompatibility = JavaVersion.VERSION_1_8
   }
 }
 
-compileMain_java17Java.configure {
-  setJavaVersion(it, 17)
-  sourceCompatibility = JavaVersion.VERSION_1_8
-  targetCompatibility = JavaVersion.VERSION_1_8
-}
-
 dependencies {
-  compileOnly sourceSets.main_java17.output
-
   implementation libs.slf4j
   implementation project(':internal-api')
-
-  implementation group: 'com.github.jnr', name: 'jnr-unixsocket', version: libs.versions.jnr.unixsocket.get()
-}
-
-jar {
-  from sourceSets.main_java17.output
+  implementation libs.jnr.unixsocket
 }
 
 forbiddenApisMain_java17 {