Revert "chore: Set precedence to use ipv4 resolution in gettaddrinfo"

This reverts commit f9ff6c7.

Author: pcnc

ansible/tasks/internal/optimizations.yml

@@ -37,10 +37,3 @@
     - popularity-contest
     - ubuntu-advantage-tools
   when: debpkg_mode or stage2_nix
-
-- name: prefer ipv4 connection resolution
-  become: yes
-  replace:
-    path: /etc/gai.conf
-    regexp: "#precedence ::ffff:0:0/96  100"
-    replace: "precedence ::ffff:0:0/96  100"