fix: remove incorrect setup-bun input — project uses yarn

Co-authored-by: Cursor <cursoragent@cursor.com>

Author: ulziibay-kernel

.github/workflows/vuln-remediation.yml

@@ -12,6 +12,4 @@ permissions:
 jobs:
   remediate:
     uses: kernel/security-workflows/.github/workflows/vuln-remediation.yml@main
-    with:
-      setup-bun: true
     secrets: inherit