Bazel: Bump skylib library version to 0.8.0

Change-Id: I2089899c9f197b2c93b93390fdd55f6fe11e5ce4
Signed-off-by: David Ostrovsky <david@ostrovsky.org>

WORKSPACE

@@ -4,9 +4,9 @@ load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive")
 
 http_archive(
     name = "bazel_skylib",
-    sha256 = "bbccf674aa441c266df9894182d80de104cabd19be98be002f6d478aaa31574d",
-    strip_prefix = "bazel-skylib-2169ae1c374aab4a09aa90e65efe1a3aad4e279b",
-    urls = ["https://github.com/bazelbuild/bazel-skylib/archive/2169ae1c374aab4a09aa90e65efe1a3aad4e279b.tar.gz"],
+    sha256 = "2ea8a5ed2b448baf4a6855d3ce049c4c452a6470b1efd1504fdb7c1c134d220a",
+    strip_prefix = "bazel-skylib-0.8.0",
+    urls = ["https://github.com/bazelbuild/bazel-skylib/archive/0.8.0.tar.gz"],
 )
 
 load("@bazel_skylib//lib:versions.bzl", "versions")