Convert source modules to Kotlin Multiplatform (#9172)

Use KMP in source modules 


Use KMP in source-api


Expect LocalSource

source-local/src/commonMain/kotlin/tachiyomi/source/local/image/LocalCoverManager.kt

@@ -0,0 +1,12 @@
+package tachiyomi.source.local.image
+
+import eu.kanade.tachiyomi.source.model.SManga
+import java.io.File
+import java.io.InputStream
+
+expect class LocalCoverManager {
+
+    fun find(mangaUrl: String): File?
+
+    fun update(manga: SManga, inputStream: InputStream): File?
+}