rm useless repo

update image

.space.kts

@@ -1,4 +1,4 @@
 job("Build and run tests") {
     // run 'gradlew build'
-    gradlew("amazoncorretto:17-alpine", "build")
+    gradlew("azul/zulu-openjdk:17", "build")
 }

build.gradle.kts

@@ -11,10 +11,6 @@ version = "1.0-SNAPSHOT"
 repositories {
     mavenCentral()
     mavenLocal()
-    maven("https://repo.maxmc.cn/repository/maven-snapshots/") {
-        name = "maxmc"
-        credentials(PasswordCredentials::class.java)
-    }
 }
 
 dependencies {