feat(spark): time-of-day sleep cycle + needy smoke particle fix

Switch sleep transitions from day_light_level (broken indoors) to
time_of_day, and fix the mood_needy particle reference from the
non-existent minecraft:large_smoke to minecraft:basic_smoke_particle.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

addon/spark_pet_RP/entity/spark_dragon.entity.json

@@ -41,7 +41,7 @@
       "particle_effects": {
         "beacon_beam": "minecraft:endrod",
         "mood_happy": "minecraft:villager_happy",
-        "mood_needy": "minecraft:large_smoke"
+        "mood_needy": "minecraft:basic_smoke_particle"
       },
       "spawn_egg": {
         "base_color": "#7B2FBE",