Backport 8985

[*] Backport of changes related to deleting an order if there is no signature and deleting orders by timer if the order is signed with a non-delegated key.

assigned to @roman.khlopkov

added 3 commits

• 1ca8834b...eaa73ff3 - 2 commits from branch release-5.2
• 0787cd53 - Merge remote-tracking branch 'origin/release-5.2' into backport-8985

Compare with previous version

added 3 commits

• 0787cd53...e61f6906 - 2 commits from branch release-5.2
• cf5be676 - Merge branch 'release-5.2' into backport-8985

Compare with previous version

merged