[repo] Migrate jps.gradle.kts into convention plugin

Otherwise, it could not find methods from buildsrc-compat.

build.gradle.kts

@@ -36,6 +36,7 @@ plugins {
     id("org.jetbrains.gradle.plugin.idea-ext") version "1.0.1" // this version should be in sync with repo/buildsrc-compat/build.gradle.kts
     id("build-time-report")
     id("java-instrumentation")
+    id("jps")
     id("org.gradle.crypto.checksum") version "1.4.0"
     id("org.jetbrains.kotlinx.binary-compatibility-validator") version "0.13.1" apply false
     signing
@@ -89,7 +90,6 @@ extra["isSonatypeRelease"] = false
 
 rootProject.apply {
     from(rootProject.file("gradle/versions.gradle.kts"))
-    from(rootProject.file("gradle/jps.gradle.kts"))
     from(rootProject.file("gradle/checkArtifacts.gradle.kts"))
     from(rootProject.file("gradle/checkCacheability.gradle.kts"))
     from(rootProject.file("gradle/retryPublishing.gradle.kts"))