fix: Add DATABASE_HOST env variable

Add DATABASE_HOST env var in response to private config changes.

Signed-off-by: Lindsey Cheng <beckysocute@gmail.com>

compose-builder/docker-compose-base.yml

@@ -61,6 +61,7 @@ services:
       - common-non-security.env
     environment:
       SERVICE_HOST: edgex-support-notifications
+      DATABASE_HOST: edgex-redis
     depends_on:
       - ${REGISTRY_TYPE}
       - database
@@ -87,6 +88,7 @@ services:
       - common-non-security.env
     environment:
       SERVICE_HOST: edgex-core-metadata
+      DATABASE_HOST: edgex-redis
     depends_on:
       - ${REGISTRY_TYPE}
       - database
@@ -112,6 +114,7 @@ services:
       - common-non-security.env
     environment:
       SERVICE_HOST: edgex-core-data
+      DATABASE_HOST: edgex-redis
     depends_on:
       - ${REGISTRY_TYPE}
       - database
@@ -193,6 +196,7 @@ services:
       - common-non-security.env
     environment:
       SERVICE_HOST: edgex-support-scheduler
+      DATABASE_HOST: edgex-redis
       INTERVALACTIONS_SCRUBPUSHED_HOST: edgex-core-data
       INTERVALACTIONS_SCRUBAGED_HOST: edgex-core-data
     depends_on: