test(jest): set timezone for stable snapshots

Signed-off-by: Adam Setch <[email protected]>

Author: setchy

package.json

@@ -141,4 +141,4 @@
     "*": "biome check --fix --no-errors-on-unmatched",
     "*.{js,ts,tsx}": "pnpm test --findRelatedTests --passWithNoTests --updateSnapshot"
   }
-}
+}