feat: charmcraft fetch-libs to keep libs insync

Author: SimonRichardson

charmcraft.yaml

@@ -59,4 +59,6 @@ charm-libs:
   - lib: tempo_coordinator_k8s.tracing
     version: "0"
   - lib: certificate_transfer_interface.certificate_transfer
-    version: "1"
+    version: "1"
+  - lib: data_platform_libs.s3
+    version: "0"