update versions in app

Author: jonhealy1

stac_fastapi/elasticsearch/stac_fastapi/elasticsearch/app.py

@@ -87,7 +87,7 @@
 api = StacApi(
     title=os.getenv("STAC_FASTAPI_TITLE", "stac-fastapi-elasticsearch"),
     description=os.getenv("STAC_FASTAPI_DESCRIPTION", "stac-fastapi-elasticsearch"),
-    api_version=os.getenv("STAC_FASTAPI_VERSION", "5.2.0"),
+    api_version=os.getenv("STAC_FASTAPI_VERSION", "4.0.0a2"),
     settings=settings,
     extensions=extensions,
     client=CoreClient(

stac_fastapi/opensearch/stac_fastapi/opensearch/app.py

@@ -87,7 +87,7 @@
 api = StacApi(
     title=os.getenv("STAC_FASTAPI_TITLE", "stac-fastapi-opensearch"),
     description=os.getenv("STAC_FASTAPI_DESCRIPTION", "stac-fastapi-opensearch"),
-    api_version=os.getenv("STAC_FASTAPI_VERSION", "5.2.0"),
+    api_version=os.getenv("STAC_FASTAPI_VERSION", "4.0.0a2"),
     settings=settings,
     extensions=extensions,
     client=CoreClient(