feat: support minecraft 1.21.8

[0utplay]

Motivation

Minecraft 1.21.8 was released and we want to support it.

Modification

Updated the installs and updated the fabric minecraft version.

Result

Minecraft 1.21.8 is supported.

[github-actions]

Test Results

 56 files  ±0   56 suites  ±0   2m 7s ⏱️ +13s
570 tests ±0  570 ✅ ±0  0 💤 ±0  0 ❌ ±0 
935 runs  ±0  935 ✅ ±0  0 💤 ±0  0 ❌ ±0 

Results for commit 1d9ecad. ± Comparison against base commit 31417a6.

This pull request removes 29 and adds 29 tests. Note that renamed tests count towards both.

eu.cloudnetservice.driver.impl.document.gson.JavaTimeSerializerTest ‑ [23] 10:11:46.810552326
eu.cloudnetservice.driver.impl.document.gson.JavaTimeSerializerTest ‑ [28] 10:11:46.810668924Z
eu.cloudnetservice.driver.impl.document.gson.JavaTimeSerializerTest ‑ [29] 10:11:46.810692758Z
eu.cloudnetservice.driver.impl.document.gson.JavaTimeSerializerTest ‑ [30] 10:11:46.810718646+05:00
eu.cloudnetservice.driver.impl.document.gson.JavaTimeSerializerTest ‑ [31] 10:11:46.810738694-03:00
eu.cloudnetservice.driver.impl.document.gson.JavaTimeSerializerTest ‑ [34] 2025-07-20T10:11:46.810900304
eu.cloudnetservice.driver.impl.document.gson.JavaTimeSerializerTest ‑ [39] 2025-07-20T10:11:46.811037520Z
eu.cloudnetservice.driver.impl.document.gson.JavaTimeSerializerTest ‑ [4] 2025-07-20T10:11:46.798104873Z
eu.cloudnetservice.driver.impl.document.gson.JavaTimeSerializerTest ‑ [5] 2025-07-20T10:03:26.798108740Z
eu.cloudnetservice.driver.impl.network.rpc.object.DefaultObjectMapperTest ‑ [10] 30924, null
…

eu.cloudnetservice.driver.impl.document.gson.JavaTimeSerializerTest ‑ [23] 10:25:36.887930239
eu.cloudnetservice.driver.impl.document.gson.JavaTimeSerializerTest ‑ [28] 10:25:36.888042068Z
eu.cloudnetservice.driver.impl.document.gson.JavaTimeSerializerTest ‑ [29] 10:25:36.888064179Z
eu.cloudnetservice.driver.impl.document.gson.JavaTimeSerializerTest ‑ [30] 10:25:36.888089737+05:00
eu.cloudnetservice.driver.impl.document.gson.JavaTimeSerializerTest ‑ [31] 10:25:36.888109464-03:00
eu.cloudnetservice.driver.impl.document.gson.JavaTimeSerializerTest ‑ [34] 2025-07-20T10:25:36.888242331
eu.cloudnetservice.driver.impl.document.gson.JavaTimeSerializerTest ‑ [39] 2025-07-20T10:25:36.888379518Z
eu.cloudnetservice.driver.impl.document.gson.JavaTimeSerializerTest ‑ [4] 2025-07-20T10:25:36.873718733Z
eu.cloudnetservice.driver.impl.document.gson.JavaTimeSerializerTest ‑ [5] 2025-07-20T10:17:16.873721959Z
eu.cloudnetservice.driver.impl.network.rpc.object.DefaultObjectMapperTest ‑ [10] 7576, null
…