fix(backup): Pending stat goes gray when 0, orange only when items need backup

Orange on "0 Pending" implied an active warning state when everything was
already backed up. Now dims to inkQuaternary at 0, returns to orange when
there are actually pending items.

Co-Authored-By: Kutesir <kutesir@provoc.ug>
Co-Authored-By: Sentry <sentry@provoc.ug>

Features/Backup/BackupView.swift

@@ -385,7 +385,9 @@ struct BackupView: View {
             compactStat(
                 "\(notBackedUpDisplayCount)",
                 label: "Pending",
-                color: Color(red: 1.0, green: 0.62, blue: 0.0)
+                color: notBackedUpDisplayCount > 0
+                    ? Color(red: 1.0, green: 0.62, blue: 0.0)
+                    : AppTheme.inkQuaternary
             )
             statDivider
             compactStat(