Prefer drupal namespace in Composer. (#1020)

* Prefer drupal namespace in Composer.

* Update ci to use drupal namespace.

* Update composer.json

Co-authored-by: Adam <607975+adam-vessey@users.noreply.github.com>

---------

Co-authored-by: Adam <607975+adam-vessey@users.noreply.github.com>

.github/workflows/build-2.x.yml

@@ -89,7 +89,7 @@ jobs:
           cd $DRUPAL_DIR
           composer config repositories.local path "$GITHUB_WORKSPACE/build_dir"
           composer config minimum-stability dev
-          composer require "islandora/islandora:dev-github-testing as dev-2.x"
+          composer require "drupal/islandora:dev-github-testing as dev-2.x"
 
       - name: Install modules
         run: |

composer.json

@@ -1,12 +1,15 @@
 {
-  "name": "islandora/islandora",
+  "name": "drupal/islandora",
   "description": "Core Islandora module",
   "type": "drupal-module",
   "keywords": ["Drupal", "Islandora"],
   "homepage": "https://github.com/Islandora/islandora",
   "support": {
     "issues": "https://github.com/Islandora/documentation/issues"
   },
+  "replace": {
+    "islandora/islandora": "self.version"
+  },
   "repositories": [
     {
       "type": "composer",