Bump gz-plugin to bazel 9 compatible version

Signed-off-by: Shameek Ganguly <shameek@intrinsic.ai>

Author: shameekganguly

MODULE.bazel

@@ -16,6 +16,6 @@ bazel_dep(name = "rules_license", version = "1.0.0")
 bazel_dep(name = "rules_gazebo", version = "0.0.6")
 bazel_dep(name = "gz-common", version = "7.2.0")
 bazel_dep(name = "gz-math", version = "9.2.0")
-bazel_dep(name = "gz-plugin", version = "4.0.0")
+bazel_dep(name = "gz-plugin", version = "4.0.0.bcr.1")
 bazel_dep(name = "gz-utils", version = "4.0.0.bcr.1")
 bazel_dep(name = "sdformat", version = "16.1.0")