Bridges small nits/improvements

[bkontur]

This PR contains small fixes identified during work on the larger PR: #6906.

[bkontur]

/cmd prdoc --audience runtime_dev --bump patch

[paritytech-cmd-bot-polkadot-sdk]

Created backport PR for stable2407:

• [stable2407] Backport #7307 #7345 with remaining conflicts!

Please cherry-pick the changes locally and resolve any conflicts.

git fetch origin backport-7307-to-stable2407
git worktree add --checkout .worktree/backport-7307-to-stable2407 backport-7307-to-stable2407
cd .worktree/backport-7307-to-stable2407
git reset --hard HEAD^
git cherry-pick -x 085da479dee8e09ad3de83dbc59b304bd36b4ebe
git push --force-with-lease

[paritytech-cmd-bot-polkadot-sdk]

Created backport PR for stable2409:

• [stable2409] Backport #7307 #7346 with remaining conflicts!

Please cherry-pick the changes locally and resolve any conflicts.

git fetch origin backport-7307-to-stable2409
git worktree add --checkout .worktree/backport-7307-to-stable2409 backport-7307-to-stable2409
cd .worktree/backport-7307-to-stable2409
git reset --hard HEAD^
git cherry-pick -x 085da479dee8e09ad3de83dbc59b304bd36b4ebe
git push --force-with-lease

[paritytech-cmd-bot-polkadot-sdk]

Created backport PR for stable2412:

• [stable2412] Backport #7307 #7347 with remaining conflicts!

Please cherry-pick the changes locally and resolve any conflicts.

git fetch origin backport-7307-to-stable2412
git worktree add --checkout .worktree/backport-7307-to-stable2412 backport-7307-to-stable2412
cd .worktree/backport-7307-to-stable2412
git reset --hard HEAD^
git cherry-pick -x 085da479dee8e09ad3de83dbc59b304bd36b4ebe
git push --force-with-lease