dependency: Update dependency me.clip:placeholderapi to v2.12.2 (#1295)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

buildSrc/src/main/kotlin/Versions.kt

@@ -7,7 +7,7 @@ object Versions {
     const val MULTIFICATION = "1.2.4"
 
     const val JETBRAINS_ANNOTATIONS = "26.0.2-1"
-    const val PLACEHOLDER_API = "2.12.1"
+    const val PLACEHOLDER_API = "2.12.2"
     const val DYNMAP_API = "3.7-beta-6"
     const val LOMBOK = "1.18.42"