chore(deps): update to newer rules_buf (#616)

Seems to improve wall time of running formatter

Author: alexeagle

example/MODULE.bazel

@@ -7,7 +7,7 @@ bazel_dep(name = "aspect_bazel_lib", version = "2.7.7")
 bazel_dep(name = "aspect_rules_js", version = "2.0.0")
 bazel_dep(name = "aspect_rules_swc", version = "2.0.0")
 bazel_dep(name = "aspect_rules_ts", version = "3.0.0")
-bazel_dep(name = "rules_buf", version = "0.3.0")
+bazel_dep(name = "rules_buf", version = "0.5.2")
 bazel_dep(name = "bazel_features", version = "1.29.0")
 bazel_dep(name = "bazel_skylib", version = "1.4.2")
 bazel_dep(name = "toolchains_llvm", version = "1.1.2")