Add Discord API rate limit handling and bump @pulumi/github (#84)

- Handle 429 responses from Discord API with automatic retry based on
  retry_after, preventing transient failures during role sync
- Surface underlying error details in role and member role read failures
  to make debugging easier
- Bump @pulumi/github to ^6.11.0 (resolves 6.12.1)

🏠 Remote-Dev: homespace

package-lock.json

@@ -9,7 +9,7 @@
       "version": "1.0.0",
       "license": "MIT",
       "dependencies": {
-        "@pulumi/github": "^6.7.3",
+        "@pulumi/github": "^6.11.0",
         "@pulumi/googleworkspace": "file:sdks/googleworkspace",
         "@pulumi/pulumi": "^3.218.0",
         "@pulumi/random": "^4.14.0"
@@ -655,9 +655,9 @@
       "license": "BSD-3-Clause"
     },
     "node_modules/@pulumi/github": {
-      "version": "6.9.1",
-      "resolved": "https://registry.npmjs.org/@pulumi/github/-/github-6.9.1.tgz",
-      "integrity": "sha512-B7FcceruXfMClws4poIyUfJoy2dqcdhi8P5+ahfArIeaDjFDlcRNU9SZbfFRbkdoXflMJi+AI3rWabyvqS2+YQ==",
+      "version": "6.12.1",
+      "resolved": "https://registry.npmjs.org/@pulumi/github/-/github-6.12.1.tgz",
+      "integrity": "sha512-OsbQgF8go/tA1PuMhFq7O0XVfYbwRk0/LHaZTH6OFO395SufdFFa1go3IeXvJCSA5oDCbdULerGg4n9sP8vTLg==",
       "license": "Apache-2.0",
       "dependencies": {
         "@pulumi/pulumi": "^3.142.0"