Update opencti/connector-stream-exporter Docker tag to v6.4.6 (#3234)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

stream/stream-exporter/docker-compose.yml

@@ -1,6 +1,6 @@
 services:
   connector-stream-exporter:
-    image: opencti/connector-stream-exporter:6.3.4
+    image: opencti/connector-stream-exporter:6.4.6
     environment:
       - OPENCTI_URL=http://opencti:8080
       - OPENCTI_TOKEN=ChangeMe