feat(gala): Add 2023 Summer Splash Gala Items (#14712)

* feat(content): add June subscriber items

* feat(gala): add images

* feat(gala): add code

* feat(gala): text strings

* feat(gala): testing and final updates

* feat(gala): fixed a couple of typos

* fix(event): proofread strings and dates
Also replace empty descriptions for Rogue and Healer

* fix(event): NO EGG

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Co-authored-by: SabreCat <sabe@habitica.com>

website/common/script/content/spells.js

@@ -386,7 +386,7 @@ spells.special = {
     target: 'user',
     notes: t('spellSpecialSeafoamNotes'),
     canOwn () {
-      return moment().isBetween('2022-07-12T08:00-04:00', EVENTS.summer2022.end);
+      return moment().isBetween('2023-07-11T08:00-04:00', EVENTS.summer2023.end);
     },
     cast (user, target, req) {
       if (!user.items.special.seafoam) throw new NotAuthorized(t('spellNotOwned')(req.language));