build(deps): add version ref for kotlinx-coroutines-core dep

Author: mikehardy

gradle/libs.versions.toml

@@ -163,7 +163,7 @@ java-semver = { module = "com.github.zafarkhaja:java-semver", version.ref = "jav
 jsoup = { module = "org.jsoup:jsoup", version.ref = "jsoup" }
 kotlin-stdlib = { module = "org.jetbrains.kotlin:kotlin-stdlib", version.ref = "kotlin" }
 kotlinx-serialization-json = { module = "org.jetbrains.kotlinx:kotlinx-serialization-json", version.ref = "kotlinxSerializationJson" }
-kotlinx-coroutines-core = { module = "org.jetbrains.kotlinx:kotlinx-coroutines-core" }
+kotlinx-coroutines-core = { module = "org.jetbrains.kotlinx:kotlinx-coroutines-core", version.ref = "coroutines" }
 leakcanary-android = { module = "com.squareup.leakcanary:leakcanary-android", version.ref = "leakcanaryAndroid" }
 google-material = { module = "com.google.android.material:material", version.ref = "material" }
 nanohttpd = { module = "org.nanohttpd:nanohttpd", version.ref = "nanohttpd" }