Use needs/root, rather than become: yes (#27479)

test/integration/targets/openvswitch_db/aliases

@@ -1 +1,2 @@
 non_local
+needs/root

test/integration/targets/prepare_ovs_tests/tasks/main.yml

@@ -3,21 +3,18 @@
 - name: Install python
   raw:
     test -e /usr/bin/python || apt-get -y update && apt-get install -y python-minimal
-  become: yes
 
 # network-integration test are ran with gather_facts: no
 # We need to explicitly call setup so ansible_distribution is set
 
 - name: Gather facts
   setup:
-  become: yes
 
 - name: Install openvswitch-switch package if we are on Ubuntu
   apt:
     name: openvswitch-switch
     state: installed
     update_cache: yes
-  become: yes
   when: ansible_distribution == 'Ubuntu'
 
 - name: Install openvswitch package if we are on Fedora
@@ -25,5 +22,4 @@
     name: openvswitch
     state: installed
     update_cache: yes
-  become: yes
   when: ansible_distribution == 'Fedora'