Update dependency rules_python to v1.9.0 (#510)

Author: renovate[bot]

drake_bazel_download/MODULE.bazel

@@ -4,7 +4,7 @@ module(name = "drake_external_examples")
 
 # Add the Bazel rulesets we need.
 bazel_dep(name = "rules_cc", version = "0.2.17")
-bazel_dep(name = "rules_python", version = "1.8.5")
+bazel_dep(name = "rules_python", version = "1.9.0")
 bazel_dep(name = "rules_shell", version = "0.6.1")
 
 # Use the host system python.

drake_bazel_external/MODULE.bazel

@@ -9,7 +9,7 @@ bazel_dep(name = "apple_support", version = "2.3.0")
 
 # Add the Bazel rules we need.
 bazel_dep(name = "rules_cc", version = "0.2.17")
-bazel_dep(name = "rules_python", version = "1.8.5")
+bazel_dep(name = "rules_python", version = "1.9.0")
 bazel_dep(name = "rules_shell", version = "0.6.1")
 
 # Here we introduce Drake as a module dependency, but note that Drake is not