[MARIO-539] - change team ownership to Mario (#60)

Author: graciemcguire

.github/CODEOWNERS

@@ -1 +1 @@
-* @wpengine/p-e-team-domino
+* @wpengine/mario

.github/PULL_REQUEST_TEMPLATE.md

@@ -1,6 +1,6 @@
 # JIRA Ticket
 
-[CICD-1234](https://wpengine.atlassian.net/browse/CICD-1234)
+[MARIO-1234](https://wpengine.atlassian.net/browse/MARIO-1234)
 
 ## What Are We Doing Here
 

.github/dependabot.yml

@@ -6,11 +6,11 @@ updates:
       interval: "daily"
     open-pull-requests-limit: 10
     reviewers:
-      - "wpengine/p-e-team-domino"
+      - "wpengine/mario"
   - package-ecosystem: "npm"
     directory: "/"
     schedule:
       interval: "daily"
     open-pull-requests-limit: 10
     reviewers:
-      - "wpengine/p-e-team-domino"
+      - "wpengine/mario"