chore(l10n): update Slovak translations

Currently translated at 100.0% (10 of 10 strings)

Translation: Fossify/Flashlight
Translate-URL: https://hosted.weblate.org/projects/fossify/flashlight/sk/
Via: Weblate

Author: GaucovyAero

app/src/main/res/values-sk/strings.xml

@@ -9,4 +9,5 @@
     <string name="show_stroboscope">Zobraziť tlačidlo pre stroboskop</string>
     <string name="show_sos">Zobraziť tlačidlo SOS</string>
     <string name="turn_flashlight_on">Aktivovať baterku po spustení</string>
+    <string name="stroboscope">Stroboskop</string>
 </resources>