fix: smtp config not always enabled

[sweatybridge]

What kind of change does this PR introduce?

Bug fix

What is the current behavior?

The enabled flag is not cloned properly because it's a pointer.

What is the new behavior?

Change to non-pointer and default to true.

Additional context

Add any other context or screenshots.

[coveralls]

Pull Request Test Coverage Report for Build 13410185224

Details

• 20 of 23 (86.96%) changed or added relevant lines in 3 files are covered.
• 8 unchanged lines in 3 files lost coverage.
• Overall coverage decreased (-0.05%) to 58.296%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
pkg/config/auth.go	16	17	94.12%
pkg/config/config.go	3	5	60.0%

Files with Coverage Reduction	New Missed Lines	%
pkg/config/auth.go	1	58.2%
internal/storage/rm/rm.go	2	89.53%
internal/gen/keys/keys.go	5	12.9%

Totals
Change from base Build 13392899334:	-0.05%
Covered Lines:	7779
Relevant Lines:	13344

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💛 - Coveralls