[db] New repos now get lower weight than older ones

so they do not override the information from older repos anymore. This is especially an issue for the official repo which historically had the lowest priority while it should have the highest.

libs/database/src/test/java/org/fdroid/repo/RepoAdderTest.kt

@@ -100,7 +100,7 @@ internal class RepoAdderTest {
         val userManager = mockk<UserManager>()
         val repoAdder = RepoAdder(context, db, tempFileProvider, downloaderFactory, httpManager)
 
-        every { context.getSystemService("user") } returns userManager
+        every { context.getSystemService(UserManager::class.java) } returns userManager
         every {
             userManager.hasUserRestriction(DISALLOW_INSTALL_UNKNOWN_SOURCES)
         } returns true