Bump @antora/collector-extension from 1.0.0-beta.3 to 1.0.0-rc.1

---
updated-dependencies:
- dependency-name: "@antora/collector-extension"
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

package-lock.json

@@ -1,6 +1,6 @@
 {
   "devDependencies": {
-    "@antora/collector-extension": "^1.0.0-beta.3",
+    "@antora/collector-extension": "^1.0.0-rc.1",
     "@antora/lunr-extension": "^1.0.0-alpha.8",
     "antora": "^3.1.9"
   },