Merge pull request #111 from wp-cli/try/php72

Lower PHP version requirement to 7.2

Author: swissspidy

.github/workflows/testing.yml

@@ -6,12 +6,11 @@ on:
   push:
     branches:
       - main
-      - master
   schedule:
     - cron:  '17 1 * * *' # Run every day on a seemly random time.
 
 jobs:
   test:
     uses: wp-cli/.github/.github/workflows/reusable-testing.yml@main
     with:
-      minimum-php: '7.4'
+      minimum-php: '7.2'

composer.json

@@ -12,7 +12,7 @@
         }
     ],
     "require": {
-        "php": ">=7.4",
+        "php": ">=7.2",
         "wp-cli/wp-cli": "^2",
         "inmarelibero/gitignore-checker": "^1.0.4"
     },