chore(deps): Update dependency com.google.code.gson:gson to v2.12.1

Author: renovate[bot]

gradle/libs.versions.toml

@@ -4,7 +4,7 @@ metadata.format.version = "1.1"
 accessWidener = "2.1.0"
 asm = "9.7.1"
 checkstyle = "10.20.2"
-gson = "2.11.0"
+gson = "2.12.1"
 jetbrains = "26.0.1"
 mixin = "0.15.5+mixin.0.8.7"
 mixinExtras = "0.4.1"