Update "mirror.bazel.build" urls to use https. (All traffic to *.baze…

…l.* is now routed through https, so those http requests currently cause a redirect. This removes the redirect.)

RELNOTES: Update "mirror.bazel.build" urls to use https.
PiperOrigin-RevId: 173175888

WORKSPACE

@@ -130,7 +130,7 @@ http_file(
 http_archive(
     name = "bazel_toolchains",
     urls = [
-        "http://mirror.bazel.build/github.com/bazelbuild/bazel-toolchains/archive/b2b4b38433bf2d1159360855ea4004378308711b.tar.gz",
+        "https://mirror.bazel.build/github.com/bazelbuild/bazel-toolchains/archive/b2b4b38433bf2d1159360855ea4004378308711b.tar.gz",
         "https://github.com/bazelbuild/bazel-toolchains/archive/b2b4b38433bf2d1159360855ea4004378308711b.tar.gz",
     ],
     strip_prefix = "bazel-toolchains-b2b4b38433bf2d1159360855ea4004378308711b",

src/test/py/bazel/bazel_external_repository_test.py

@@ -25,7 +25,7 @@ def testNewHttpArchive(self):
         'new_http_archive(',
         '    name = "six_archive",',
         '    urls = [',
-        '      "http://mirror.bazel.build/pypi.python.org/%s' %
+        '      "https://mirror.bazel.build/pypi.python.org/%s' %
         'packages/source/s/six/six-1.10.0.tar.gz",',
         '      "https://pypi.python.org/packages/%s' %
         'source/s/six/six-1.10.0.tar.gz",',