December 2024 and Winter Wonderland 2025 build (#15358)

* feat(content): Winter 2025 build by @CuriousMagpie

* fix(content): add more WW

* fix(content): add more WW

* chore(subproj): update habitica-images

* fix(gala): December 2024 is Winter 2025

* fix(content): lint, background typo, 0 index month

* fix(content): add missing mystery set name

* fix(content): roll back erroneous month indexing

* fix(tests): no 13th month, consider releases in schedule test

* update gear strings

* fix(seasonal): show quest modal

* fix(seasonal): use category-item component

* chore(subproj): update habitica-images

---------

Co-authored-by: CuriousMagpie <eilatan@gmail.com>

website/common/script/content/constants/seasonalSets.js

@@ -57,6 +57,11 @@ const SEASONAL_SETS = {
     'winter2024PeppermintBarkWarriorSet',
     'winter2024NarwhalWizardMageSet',
     'winter2024FrozenHealerSet',
+
+    'winter2025MooseWarriorSet',
+    'winter2025AuroraMageSet',
+    'winter2025StringLightsHealerSet',
+    'winter2025SnowRogueSet',
   ],
   spring: [
     // spring 2014