fix: email header setting no longer misleading

[hf]

The code here is misleading. The mail variable is only used to format a From address, not used at all after that.

[coveralls]

Pull Request Test Coverage Report for Build 11327110813

Details

• 6 of 6 (100.0%) changed or added relevant lines in 2 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage decreased (-0.01%) to 57.159%

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Totals
Change from base Build 11327024141:	-0.01%
Covered Lines:	9505
Relevant Lines:	16629

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💛 - Coveralls