chore(i18n): Translated using Weblate (Slovak)

Currently translated at 88.4% (404 of 457 strings)

Translation: pear-devs/pear-desktop/i18n
Translate-URL: https://hosted.weblate.org/projects/youtube-music/i18n/sk/

Author: PeterSterba

src/i18n/resources/sk.json

@@ -237,7 +237,8 @@
           "submenu": {
             "percent": "{{ratio}}%"
           }
-        }
+        },
+        "enable-seekbar": "Povoliť farebnú tému aj v seekbare"
       },
       "name": "Farebná téma albumu"
     },