Specify IGNORE_PROJECT_DRUPAL_CORE_VERSION (#121)

for expand_composer_json.php.

See : https://git.drupalcode.org/project/gitlab_templates/-/blob/1.9.6/scripts/expand_composer_json.php

Author: mxr576

config.contrib.yaml

@@ -4,6 +4,8 @@ web_environment:
   # To change the Drupal core version, see the README:
   # https://github.com/ddev/ddev-drupal-contrib/blob/main/README.md#changing-the-drupal-core-version
   - DRUPAL_CORE=^11
+  - # https://git.drupalcode.org/project/gitlab_templates/-/blob/1.9.6/scripts/expand_composer_json.php?ref_type=tags#L15
+  - IGNORE_PROJECT_DRUPAL_CORE_VERSION=1
   - SIMPLETEST_DB=mysql://db:db@db/db
   - SIMPLETEST_BASE_URL=http://web
   - BROWSERTEST_OUTPUT_DIRECTORY=/tmp