Fix the following test failures:
FAIL: TestMessageInfoHandledError (0.00s)
parse_test.go:53: could not parse envelope: date parsing failed:
unrecognized date format:
FAIL: TestReader (0.07s)
gpg_test.go:27: using GNUPGHOME = /tmp/TestReader2384941142/001
reader_test.go:108: Test case: Invalid Signature
reader_test.go:112: gpg.Read() = gpgmail: failed to read PGP
message: gpg: failed to run verification: exit status 1
Fixes: 5ca6022d00 ("lint: ensure errors are at least logged (errcheck)")
Fixes: 70bfcfef42 ("lint: work nicely with wrapped errors (errorlint)")
Signed-off-by: Robin Jarry <robin@jarry.cc>
Signed-off-by: Moritz Poldrack <moritz@poldrack.dev>