Enable Renovate to track our dependencies managed by Bazel

Renovate works only with plain strings, not constructed ones.

.github/renovate.json

@@ -14,6 +14,8 @@
     "enabled": true
   },
   "enabledManagers": [
+    "bazel",
+    "bazel-module",
     "github-actions",
     "pip_requirements",
     "poetry",

third_party/dependencies.bzl

@@ -4,31 +4,28 @@ load("@depend_on_what_you_use//third_party/pcpp:repository.bzl", "pcpp")
 
 def dependencies():
     # Keep in sync with MODULE.bazel
-    rules_python_version = "0.28.0"
     maybe(
         http_archive,
         name = "rules_python",
         sha256 = "d70cd72a7a4880f0000a6346253414825c19cdd40a28289bdf67b8e6480edff8",
-        strip_prefix = "rules_python-{}".format(rules_python_version),
-        urls = ["https://github.com/bazelbuild/rules_python/releases/download/{v}/rules_python-{v}.tar.gz".format(v = rules_python_version)],
+        strip_prefix = "rules_python-0.28.0",
+        urls = ["https://github.com/bazelbuild/rules_python/releases/download/0.28.0/rules_python-0.28.0.tar.gz"],
     )
 
     # Keep in sync with MODULE.bazel
-    rules_cc_version = "0.0.9"
     maybe(
         http_archive,
         name = "rules_cc",
         sha256 = "2037875b9a4456dce4a79d112a8ae885bbc4aad968e6587dca6e64f3a0900cdf",
-        strip_prefix = "rules_cc-{}".format(rules_cc_version),
-        urls = ["https://github.com/bazelbuild/rules_cc/releases/download/{v}/rules_cc-{v}.tar.gz".format(v = rules_cc_version)],
+        strip_prefix = "rules_cc-0.0.9",
+        urls = ["https://github.com/bazelbuild/rules_cc/releases/download/0.0.9/rules_cc-0.0.9.tar.gz"],
     )
 
     # Keep in sync with MODULE.bazel
-    skylib_version = "1.5.0"
     http_archive(
         name = "bazel_skylib",
         sha256 = "cd55a062e763b9349921f0f5db8c3933288dc8ba4f76dd9416aac68acee3cb94",
-        urls = ["https://github.com/bazelbuild/bazel-skylib/releases/download/{v}/bazel-skylib-{v}.tar.gz".format(v = skylib_version)],
+        urls = ["https://github.com/bazelbuild/bazel-skylib/releases/download/1.5.0/bazel-skylib-1.5.0.tar.gz"],
     )
 
     pcpp()

third_party/pcpp/repository.bzl

@@ -1,13 +1,12 @@
 load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive")
 
 def pcpp():
-    version = "1.30"
     http_archive(
         name = "dwyu_pcpp",
         sha256 = "5af9fbce55f136d7931ae915fae03c34030a3b36c496e72d9636cedc8e2543a1",
-        strip_prefix = "pcpp-{}".format(version),
+        strip_prefix = "pcpp-1.30",
         build_file = "@depend_on_what_you_use//third_party/pcpp:pcpp.BUILD",
         urls = [
-            "https://files.pythonhosted.org/packages/41/07/876153f611f2c610bdb8f706a5ab560d888c938ea9ea65ed18c374a9014a/pcpp-{v}.tar.gz".format(v = version),
+            "https://files.pythonhosted.org/packages/41/07/876153f611f2c610bdb8f706a5ab560d888c938ea9ea65ed18c374a9014a/pcpp-1.30.tar.gz",
         ],
     )