remove aliasing sh to bash because I can't disable SIP which means /bin isn't writeable

tests/ansible/integration/interpreter_discovery/complex_args.yml

@@ -15,23 +15,6 @@
       set_fact:
         special_python: source /tmp/fake && python
 
-    - name: set up symlink to bash so source command works
-      block:
-        - name: back up old sh shell
-          become: yes
-          copy:
-            src: "/bin/sh"
-            dest: "/bin/shBACKUP"
-            remote_src: yes
-
-        - name: set up symlink
-          become: yes
-          file:
-            src: "/bin/bash"
-            dest: "/bin/sh"
-            state: link
-            force: yes
-
     - name: run get_url with specially-sourced python
       get_url:
         url: https://camo.githubusercontent.com/65061efd40e810e88184d7d962bb079ce27d8f7f/68747470733a2f2f7472617669732d63692e6f72672f64772f6d69746f67656e2e7376673f6272616e63683d6d6173746572
@@ -62,11 +45,3 @@
       environment:
         https_proxy: "{{ lookup('env', 'https_proxy')|default('') }}"
         no_proxy: "{{ lookup('env', 'no_proxy')|default('') }}"
-
-    - name: revert sh shell setup
-      become: yes
-      copy:
-        src: "/bin/shBACKUP"
-        dest: "/bin/sh"
-        remote_src: yes
-        mode: 0555