Replace uses of deprecated Gradle assignment syntax

build.gradle

@@ -16,8 +16,8 @@ repositories {
 	mavenCentral()
 	if (isSnapshot) {
 		maven {
-			name "sonatype snapshots"
-			url "https://oss.sonatype.org/content/repositories/snapshots"
+			name = "sonatype snapshots"
+			url = "https://oss.sonatype.org/content/repositories/snapshots"
 		}
 	}
 }
@@ -144,11 +144,11 @@ publishing {
 		maven {
 			final releasesRepoUrl = "https://oss.sonatype.org/service/local/staging/deploy/maven2"
 			final snapshotsRepoUrl = "https://oss.sonatype.org/content/repositories/snapshots"
-			url isSnapshot ? snapshotsRepoUrl : releasesRepoUrl
+			url = isSnapshot ? snapshotsRepoUrl : releasesRepoUrl
 			if (project.hasProperty("ossrhUsername") && project.hasProperty("ossrhPassword")) {
 				credentials {
-					username project.ossrhUsername
-					password project.ossrhPassword
+					username = project.ossrhUsername
+					password = project.ossrhPassword
 				}
 			}
 		}