build: update dev dependencies
build: update dev dependencies

* rules_sass https://github.com/bazelbuild/rules_sass/pull/87 has landed so can switch back to upstream
* stardoc commits we were depending on have since been releases so can switch to a release archive of io_bazel & io_bazel_skydoc

bazelbuild/rules_nodejs,bazelbuild/rules_nodejs,alexeagle/rules_nodejs,alexeagle/rules_nodejs,alexeagle/rules_nodejs,bazelbuild/rules_nodejs,bazelbuild/rules_nodejs,alexeagle/rules_nodejs,bazelbuild/rules_nodejs