Remove kaleko.thedev.id

I have got my own domain now so I no longer need this domain

subdomains.json

@@ -37,7 +37,6 @@
   "ik3": "ik3.github.io",
   "imjustchew":"imjustchew.vercel.app",
   "joyghosh": "joyghoshs.github.io",
-  "kaleko": "descriptive-elephant-q5l96t4xzbgih08kbc33zhaq.herokudns.com",
   "kev": "kevinle108.github.io",
   "keystove": "keystove.github.io",
   "kkdesigns": "kkdesigns.plasmic.site",