Bump composer/composer dependency (statamic#5921)

Author: jasonvarga

composer.json

@@ -11,7 +11,7 @@
     "require": {
         "ext-json": "*",
         "ajthinking/archetype": "^1.0.3",
-        "composer/composer": "^1.10.22 || ^2.0.13",
+        "composer/composer": "^1.10.22 || ^2.2.12",
         "facade/ignition-contracts": "^1.0",
         "guzzlehttp/guzzle": "^6.3 || ^7.0",
         "james-heinrich/getid3": "^1.9.21",

tests/Composer/__fixtures__/composer.json

@@ -1,7 +1,7 @@
 {
     "name": "statamic/composer-test",
     "require": {
-        "composer/composer": "^2.0.0",
+        "composer/composer": "^2.2.12",
         "statamic/composer-test-example-dependency": "1.2.3"
     },
     "require-dev": {