add changelog entry

Author: patrick-werner

hapi-fhir-docs/src/main/resources/ca/uhn/hapi/fhir/changelog/8_6_0/7375-fix-packageInstallation-withPartitions.yaml

@@ -0,0 +1,4 @@
+---
+type: fix
+issue: 7375
+title: "PackageInstallerSvcImpl now consistently applies the default partition when running in STORE_AND_INSTALL mode. Terminology resources imported from NPM packages no longer fail in partitioned JPA servers with the error about writing a non-partitionable resource into a partition."