chore(deps): bump @astrojs/rss from 4.0.18 to 4.0.19

Bumps [@astrojs/rss](https://github.com/withastro/astro/tree/HEAD/packages/astro-rss) from 4.0.18 to 4.0.19.
- [Release notes](https://github.com/withastro/astro/releases)
- [Changelog](https://github.com/withastro/astro/blob/main/packages/astro-rss/CHANGELOG.md)
- [Commits](https://github.com/withastro/astro/commits/@astrojs/rss@4.0.19/packages/astro-rss)

---
updated-dependencies:
- dependency-name: "@astrojs/rss"
  dependency-version: 4.0.19
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

package.json

@@ -27,7 +27,7 @@
   "packageManager": "yarn@4.16.0",
   "dependencies": {
     "@astrojs/check": "^0.9.9",
-    "@astrojs/rss": "^4.0.18",
+    "@astrojs/rss": "^4.0.19",
     "@astrojs/sitemap": "^3.7.3",
     "astro": "^6.4.6",
     "date-fns": "^4.4.0",

yarn.lock

@@ -128,14 +128,14 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@astrojs/rss@npm:^4.0.18":
-  version: 4.0.18
-  resolution: "@astrojs/rss@npm:4.0.18"
+"@astrojs/rss@npm:^4.0.19":
+  version: 4.0.19
+  resolution: "@astrojs/rss@npm:4.0.19"
   dependencies:
     fast-xml-parser: "npm:^5.5.7"
     piccolore: "npm:^0.1.3"
     zod: "npm:^4.3.6"
-  checksum: 10c0/0a576cd835c8a7308ca2d2af31134b99a31664853361526fea87892ba930f14cb86238b5bc31194f0f6cafdc23b0047afe88aa7e17edace172d8e3d87025d7bd
+  checksum: 10c0/22f53d88f48441f6d458124d65b9e15619a6f8058f3bff7b5365f9f26cab4adb6af2684e178c732564753e464434b9615ed66d8f3ba3f9e45a75f58f3a488f78
   languageName: node
   linkType: hard
 
@@ -2719,7 +2719,7 @@ __metadata:
   resolution: "furystack.github.io@workspace:."
   dependencies:
     "@astrojs/check": "npm:^0.9.9"
-    "@astrojs/rss": "npm:^4.0.18"
+    "@astrojs/rss": "npm:^4.0.19"
     "@astrojs/sitemap": "npm:^3.7.3"
     "@eslint/js": "npm:^10.0.1"
     "@types/node": "npm:^25.9.2"