Assign ownership to many libs files (#6928)

Assign ownership to many of the remaining libs/common files.

Criteria for ownership:
* Files used by a single team, is now owned by that team.
* Files related to a domain owned by a team is now owned by that team.
* Where ownership is unclear the "lowest level" service takes ownership.

libs/common/src/tools/enums/encrypted-export-type.enum.ts

@@ -0,0 +1,4 @@
+export enum EncryptedExportType {
+  AccountEncrypted = 0,
+  FileEncrypted = 1,
+}