Revert unrelated changes to editor_intro.md and _config.yml

Author: amoyament

_config.yml

@@ -14,7 +14,6 @@ exclude:
   - "provisioner/workshop_specific"
   - "exercises/ansible_f5"
   - "exercises/ansible_config_as_code/answer_files/workshop_project/playbooks/"
-  - "find_cisco_ami.yml"
 kramdown:
   syntax_highlighter_opts:
     disable: true

exercises/ansible_rhel/0.0-support-docs/editor_intro.md

@@ -1,6 +1,6 @@
 # Editor Alternatives
 
-If you don’t like **Vim** as an editor feel free to use **Nano** or **Midnight Commander** (**mc**) in the SSH terminal. Here is a quick intro to both. And no, I’ll refuse to talk about Emacs…​ ;-)
+If you don’t like **Vim** as an editor feel free to use **Nano** or **Midnight Commander** (**mc**) in the SSH terminal. Here is a quick introduction to both. And no, I’ll refuse to talk about Emacs…​ ;-)
 
 ## Midnight Commander (mc)