fix(deps): update dependency io.github.miniplaceholders:miniplaceholders-api to v3.1.0

Author: renovate[bot]

gradle/libs.versions.toml

@@ -4,7 +4,7 @@ metadata.format.version = "1.1"
 
 velocity = "3.4.0-SNAPSHOT"
 paper = "1.21.8-R0.1-SNAPSHOT"
-miniplaceholders = "3.0.1"
+miniplaceholders = "3.1.0"
 fastlogin = "1.12-SNAPSHOT"
 authme = "5.6.0"
 libby = "1.3.1"