Update "gather_facts: false" for consistency and ansible lint - vxlan.yaml, validate.yaml and README.md (#57)

* Update vxlan.yaml

* Update README.md

* Update validate.yaml

Author: juburnet

README.md

@@ -251,7 +251,7 @@ The playbook is located in the root of the repository and is called `vxlan.yaml`
 # roles in this collection.
 - hosts: nac-fabric1
   any_errors_fatal: true
-  gather_facts: no
+  gather_facts: false
 
   roles:
     # Prepare service model for all subsequent roles

validate.yaml

@@ -3,7 +3,7 @@
 # roles in this collection.
 - hosts: nac-ndfc1
   any_errors_fatal: true
-  gather_facts: no
+  gather_facts: false
 
   roles:
     # Validate user data based on model

vxlan.yaml

@@ -3,7 +3,7 @@
 # roles in this collection.
 - hosts: nac-fabric1
   any_errors_fatal: true
-  gather_facts: no
+  gather_facts: false
 
   roles:
     # Prepare service model for all subsequent roles