Revision 154

Released to 6/edge
OCI images:

What's Changed

• [DPE-3480] sharding uses secrets now by @MiaAltieri in #347
• [DPE-3456] add messages for incorrect rels to mongos by @MiaAltieri in #346
• [DPE-3293] Changes external mongos by @MiaAltieri in #350

Full Changelog: rev153...rev154