Jitpack: use OpenJDK 21

Author: rfc2822

jitpack.yml

@@ -1,5 +1,5 @@
 jdk:
   - openjdk21
 before_install:
-  - sdk install java 21-tem
+  - sdk install java 21-open
   - sdk use java 21-open

lib/build.gradle.kts

@@ -1,10 +1,3 @@
-import org.gradle.api.publish.maven.MavenPublication
-import org.gradle.kotlin.dsl.android
-import org.gradle.kotlin.dsl.java
-import org.gradle.kotlin.dsl.kotlin
-import org.gradle.kotlin.dsl.libs
-import org.gradle.kotlin.dsl.`maven-publish`
-
 plugins {
     alias(libs.plugins.android.library)
     alias(libs.plugins.kotlin.android)