turned concatenation of strings to f-strings (from eukub)

[emlowe]

Duplication of #17067 with signed commits

ack to @eukub

[coveralls-official]

Pull Request Test Coverage Report for Build 8205725445

Warning: This coverage report may be inaccurate.

This pull request's base commit is no longer the HEAD commit of its target branch. This means it includes changes from outside the original pull request, including, potentially, unrelated coverage changes.

• For more information on this, see Tracking coverage changes with pull request builds.
• To avoid this issue with future PRs, see these Recommended CI Configurations.
• For a quick fix, rebase this PR at GitHub. Your next report should be accurate.

Details

• 0 of 2 (0.0%) changed or added relevant lines in 1 file are covered.
• 24 unchanged lines in 6 files lost coverage.
• Overall coverage increased (+0.1%) to 91.151%

---

Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
chia/seeder/dns_server.py	0	2	0.0%

Files with Coverage Reduction	New Missed Lines	%
chia/wallet/util/wallet_sync_utils.py	1	86.12%
chia/rpc/wallet_rpc_api.py	1	89.19%
chia/wallet/wallet_node.py	3	88.15%
chia/server/node_discovery.py	3	79.26%
chia/introducer/introducer_api.py	5	78.26%
chia/full_node/full_node.py	11	84.82%

Totals
Change from base Build 8195768649:	0.1%
Covered Lines:	84112
Relevant Lines:	92256

---

💛 - Coveralls

[pmaslana]

This PR has the coverage-diff label. Could someone from the engineering team review the coverage diff and remove the label to approve of the diff, or write tests to cover that diff if it should be tested?

[altendky]

Done. Thanks for the attention to detail.

[github-actions]

File	Coverage	Missing Lines
chia/seeder/dns_server.py	0.0%	lines 36, 468

Total	Missing	Coverage
2 lines	2 lines	0%