Updating setup.cfg with RC provider packages on apache/airflow#41080

setup.cfg

@@ -44,7 +44,7 @@ zip_safe = false
 
 [options.extras_require]
 amazon =
-    apache-airflow-providers-amazon>=8.18.0
+    apache-airflow-providers-amazon==8.27.0rc1
     aiobotocore>=2.1.1
 apache.hive =
     apache-airflow-providers-apache-hive>=6.1.5
@@ -61,7 +61,7 @@ databricks =
 dbt.cloud =
     apache-airflow-providers-dbt-cloud>=3.5.1
 google =
-    apache-airflow-providers-google>=10.15.0
+    apache-airflow-providers-google==10.21.1rc1
     gcloud-aio-storage
     gcloud-aio-bigquery
 http =
@@ -118,12 +118,12 @@ mypy =
 # All extras from above except 'mypy', 'docs' and 'tests'
 all =
     aiobotocore>=2.1.1
-    apache-airflow-providers-amazon>=8.18.0
+    apache-airflow-providers-amazon==8.27.0rc1
     apache-airflow-providers-apache-hive>=6.1.5
     apache-airflow-providers-apache-livy>=3.7.1
     apache-airflow-providers-cncf-kubernetes>=8.0.0
     apache-airflow-providers-databricks>=6.1.0
-    apache-airflow-providers-google>=10.15.0
+    apache-airflow-providers-google==10.21.1rc1
     apache-airflow-providers-http>=4.9.0
     apache-airflow-providers-snowflake>=5.3.0
     apache-airflow-providers-sftp>=4.9.0