Refactor use of Java.util.date to Java.time.*, to fix localized date issues. (#402)

* Add support for localdate based relative times

* Update History Screen to use new localdate based relative times

* Update Updates Screen to use new localdate based relative times

* Cleaned up date util classes

* Updated build time display

* Code cleanup

* Fixed crash in settings

* Updated Preferences item

* Worker Info works

* Fixed Tracker date display

* Code changes to pass detekt

(cherry picked from commit 7ff95e21babda98dd1b479912278d6029cd15f0d)

# Conflicts:
#	app/src/main/java/eu/kanade/tachiyomi/ui/history/HistoryScreenModel.kt
#	app/src/main/java/eu/kanade/tachiyomi/ui/updates/UpdatesScreenModel.kt
#	app/src/main/java/eu/kanade/tachiyomi/util/lang/DateExtensions.kt

app/src/main/java/exh/ui/metadata/adapters/NHentaiDescriptionAdapter.kt

@@ -18,7 +18,9 @@ import tachiyomi.core.common.i18n.pluralStringResource
 import tachiyomi.core.common.i18n.stringResource
 import tachiyomi.i18n.MR
 import tachiyomi.i18n.sy.SYMR
-import java.util.Date
+import java.time.Instant
+import java.time.ZoneId
+import java.time.ZonedDateTime
 
 @Composable
 fun NHentaiDescription(state: State.Success, openMetadataViewer: () -> Unit) {
@@ -50,7 +52,11 @@ fun NHentaiDescription(state: State.Success, openMetadataViewer: () -> Unit) {
                 binding.favorites.bindDrawable(context, R.drawable.ic_book_24dp)
             }
 
-            binding.whenPosted.text = MetadataUtil.EX_DATE_FORMAT.format(Date((meta.uploadDate ?: 0) * 1000))
+            binding.whenPosted.text = MetadataUtil.EX_DATE_FORMAT
+                .format(
+                    ZonedDateTime
+                        .ofInstant(Instant.ofEpochSecond(meta.uploadDate ?: 0), ZoneId.systemDefault())
+                )
 
             binding.pages.text = context.pluralStringResource(
                 SYMR.plurals.num_pages,