Bump decamelize from 5.0.1 to 6.0.0

Bumps [decamelize](https://github.com/sindresorhus/decamelize) from 5.0.1 to 6.0.0.
- [Release notes](https://github.com/sindresorhus/decamelize/releases)
- [Commits](sindresorhus/decamelize@v5.0.1...v6.0.0)

---
updated-dependencies:
- dependency-name: decamelize
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

package.json

@@ -12,7 +12,7 @@
   "dependencies": {
     "@typescript-eslint/utils": "^8.18.1",
     "common-tags": "^1.8.2",
-    "decamelize": "^5.0.1",
+    "decamelize": "^6.0.0",
     "tslib": "^2.8.1",
     "tsutils": "^3.21.0",
     "tsutils-etc": "^1.4.2"

packages/eslint-plugin-rxjs/package.json

@@ -5,7 +5,7 @@
     "@typescript-eslint/utils": "^8.13.0",
     "@typescript-eslint/rule-tester": "^8.13.0",
     "common-tags": "^1.8.2",
-    "decamelize": "^5.0.1",
+    "decamelize": "^6.0.0",
     "typescript": "~5.5.4",
     "tsutils": "^3.21.0",
     "tsutils-etc": "^1.4.2",