Update toc.yml

Author: adegeo

docs/fundamentals/toc.yml

@@ -29,8 +29,6 @@ items:
                     href: ../core/install/linux-ubuntu-install.md
               - name: Alpine
                 href: ../core/install/linux-alpine.md
-              - name: CentOS
-                href: ../core/install/linux-centos.md
               - name: CentOS Stream
                 href: ../core/install/linux-rhel.md#supported-distributions
               - name: Debian