Use 0.5.0 in README (bazel-contrib#562)

SUPERCILEX · Jonathon Belotti · web-flow · commit 98ffe0655967 · 2021-11-01T12:38:47.000+11:00
Co-authored-by: Jonathon Belotti &lt;jonathon@canva.com&gt;
diff --git a/README.md b/README.md
@@ -42,8 +42,8 @@ To import rules_python in your project, you first need to add it to your
 load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive")
 http_archive(
     name = "rules_python",
-    url = "https://github.com/bazelbuild/rules_python/releases/download/0.4.0/rules_python-0.4.0.tar.gz",
-    sha256 = "954aa89b491be4a083304a2cb838019c8b8c3720a7abb9c4cb81ac7a24230cea",
+    url = "https://github.com/bazelbuild/rules_python/releases/download/0.5.0/rules_python-0.5.0.tar.gz",
+    sha256 = "cd6730ed53a002c56ce4e2f396ba3b3be262fd7cb68339f0377a45e8227fe332",
 )
 ```
 
