Publish by using Portal OSSRH Staging API

Updates the current release process to publish artifacts to the Sonatype
Central Portal instead of Sonatype OSSRH using their staging API that is
intended to reduce friction while migrating.

Author: psx95

build.gradle

@@ -314,12 +314,14 @@ subprojects {
 			}
 			repositories {
 				maven {
-					def ossrhRelease = "https://oss.sonatype.org/service/local/staging/deploy/maven2/"
-					def ossrhSnapshot = "https://oss.sonatype.org/content/repositories/snapshots/"
+					// Publish using Portal OSSRH Staging API.
+					// For more information see https://central.sonatype.org/publish/publish-portal-ossrh-staging-api/#publishing-by-using-the-portal-ossrh-staging-api
+					def ossrhRelease = "https://ossrh-staging-api.central.sonatype.com/service/local/staging/deploy/maven2/"
+					def ossrhSnapshot = "https://central.sonatype.com/repository/maven-snapshots/"
 					url = isReleaseVersion ? ossrhRelease : ossrhSnapshot
 					credentials {
-						username = rootProject.hasProperty('ossrhUsername') ? rootProject.ossrhUsername : "Unknown user"
-						password = rootProject.hasProperty('ossrhPassword') ? rootProject.ossrhPassword : "Unknown password"
+						username = rootProject.hasProperty('centralPortalUsername') ? rootProject.centralPortalUsername : "Unknown user"
+						password = rootProject.hasProperty('centralPortalPassword') ? rootProject.centralPortalPassword : "Unknown password"
 					}
 				}
 			}