Revert "workaround broken Tomcat on EL8"

This reverts commit f252111.

CentOS Stream 8 has now working Tomcat packages.

roles/vagrant_workarounds/tasks/main.yml

@@ -13,14 +13,3 @@
   shell: rm -f /boot/*-generic.img
   when:
     - ansible_os_family == 'Debian'
-
-# workaround for broken tomcat due to https://issues.redhat.com/browse/CS-1965
-- name: never install Tomcat on EL8
-  community.general.ini_file:
-    path: /etc/dnf/dnf.conf
-    section: main
-    option: excludepkgs
-    value: 'tomcat,tomcat-lib,tomcat-jsp-2.3-api,tomcat-servlet-4.0-api,tomcat-el-3.0-api'
-  when:
-    - ansible_os_family == 'RedHat'
-    - ansible_distribution_major_version == '8'