Issue #3204383 by AaronBauman: Limit 4.x compatibility to Drupal core 9.0.*

modules/salesforce_address/salesforce_address.info.yml

modules/salesforce_example/salesforce_example.info.yml

modules/salesforce_jwt/salesforce_jwt.info.yml

modules/salesforce_logger/salesforce_logger.info.yml

modules/salesforce_mapping/salesforce_mapping.info.yml

modules/salesforce_mapping_ui/salesforce_mapping_ui.info.yml

modules/salesforce_oauth/salesforce_oauth.info.yml

modules/salesforce_pull/salesforce_pull.info.yml

modules/salesforce_push/salesforce_push.info.yml

modules/salesforce_soap/salesforce_soap.info.yml

modules/salesforce_webform/salesforce_webform.info.yml

salesforce.info.yml

...rce_test_rest_client/salesforce_test_rest_client.info.yml