deps/api: Bump `bazel_skylib` -> 1.6.1 (#34049)

Signed-off-by: dependency-envoy[bot] <148525496+dependency-envoy[bot]@users.noreply.github.com>
Co-authored-by: dependency-envoy[bot] <148525496+dependency-envoy[bot]@users.noreply.github.com>

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bazel/repository_locations.bzl

@@ -4,9 +4,9 @@ REPOSITORY_LOCATIONS_SPEC = dict(
         project_name = "bazel-skylib",
         project_desc = "Common useful functions and rules for Bazel",
         project_url = "https://github.com/bazelbuild/bazel-skylib",
-        version = "1.5.0",
-        sha256 = "cd55a062e763b9349921f0f5db8c3933288dc8ba4f76dd9416aac68acee3cb94",
-        release_date = "2023-11-06",
+        version = "1.6.1",
+        sha256 = "9f38886a40548c6e96c106b752f242130ee11aaa068a56ba7e56f4511f33e4f2",
+        release_date = "2024-04-25",
         urls = ["https://github.com/bazelbuild/bazel-skylib/releases/download/{version}/bazel-skylib-{version}.tar.gz"],
         use_category = ["api"],
         license = "Apache-2.0",