fix: missing swedish translations (#1667)

## Summary

* Add missing swedish translations

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lib/I18n/translations/swedish.yaml

@@ -127,6 +127,7 @@ STR_ALWAYS: "Alltid"
 STR_IGNORE: "Ignorera"
 STR_SLEEP: "Vila"
 STR_PAGE_TURN: "Sidvändning"
+STR_FORCE_REFRESH: "Uppdatera skärmen"
 STR_PORTRAIT: "Porträtt"
 STR_LANDSCAPE_CW: "Landskap medurs"
 STR_INVERTED: "Inverterad"
@@ -175,6 +176,8 @@ STR_UNNAMED: "Ej namngiven"
 STR_NO_SERVER_URL: "Ingen serveradress konfigurerad"
 STR_FETCH_FEED_FAILED: "Misslyckades att hämta flöde"
 STR_PARSE_FEED_FAILED: "Misslyckades att analysera flöde"
+STR_NEXT_PAGE: "Nästa sida »"
+STR_PREV_PAGE: "« Föregående sida"
 STR_NETWORK_PREFIX: "Nätverk:"
 STR_IP_ADDRESS_PREFIX: "IP-adress;"
 STR_ERROR_GENERAL_FAILURE: "Fel: Generellt fel"
@@ -229,6 +232,7 @@ STR_THEME_LYRA_EXTENDED: "Lyra utökad"
 STR_SUNLIGHT_FADING_FIX: "Fix för solskensmattning"
 STR_REMAP_FRONT_BUTTONS: "Ändra frontknappar"
 STR_OPDS_BROWSER: "OPDS-webbläsare"
+STR_SEARCH: "Sök"
 STR_COVER_CUSTOM: "Omslag + Valfri"
 STR_MENU_RECENT_BOOKS: "Senaste böckerna"
 STR_NO_RECENT_BOOKS: "Inga senaste böcker"
@@ -290,3 +294,7 @@ STR_LINK: "[länk]"
 STR_SCREENSHOT_BUTTON: "Ta en skärmdump"
 STR_AUTO_TURN_ENABLED: "Automatisk vändning aktiverad: "
 STR_AUTO_TURN_PAGES_PER_MIN: "Automatisk vändning (sidor per minut)"
+STR_CRASH_TITLE: "Systemkrasch"
+STR_CRASH_DESCRIPTION: "En detaljerad rapport sparades till crash_report.txt. Vänligen inkludera den här filen i din felrapport."
+STR_CRASH_REASON: "Orsak till kraschen:"
+STR_CRASH_NO_REASON: "(Ingen orsak registrerades)"