Remove redundant try_for_each in history method

[arminsabouri]

We always return Ok.

Pull Request Checklist

Please confirm the following before requesting review:

• I have disclosed my use of
  AI
  in the body of this PR.
• I have read CONTRIBUTING.md and rebased my branch to produce hygienic commits.

[coveralls]

Pull Request Test Coverage Report for Build 18203127529

Details

• 0 of 4 (0.0%) changed or added relevant lines in 1 file are covered.
• 1 unchanged line in 1 file lost coverage.
• Overall coverage increased (+0.03%) to 84.594%

---

Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
payjoin-cli/src/app/v2/mod.rs	0	4	0.0%

Files with Coverage Reduction	New Missed Lines	%
payjoin-cli/src/app/v2/mod.rs	1	58.57%

Totals
Change from base Build 18202518786:	0.03%
Covered Lines:	8961
Relevant Lines:	10593

---

💛 - Coveralls