Remove compatibility level from MODULE.bazel (#1584)

MODULE.bazel

diff --git a/MODULE.bazel b/MODULE.bazel
index 1febcd8..811a080 100644
--- a/MODULE.bazel
+++ b/MODULE.bazel
@@ -1,7 +1,6 @@
 module(
     name = "rules_kotlin",
     version = "2.2.0",
-    compatibility_level = 1,
     repo_name = "rules_kotlin",
 )
 

MODULE.release.bazel

diff --git a/MODULE.release.bazel b/MODULE.release.bazel
index 5a54e1f..bd97775 100644
--- a/MODULE.release.bazel
+++ b/MODULE.release.bazel
@@ -1,7 +1,6 @@
 module(
     name = "rules_kotlin",
     version = "1.9.0",
-    compatibility_level = 1,
     repo_name = "rules_kotlin",
 )