Fix a bug in the links of plain_log and html_log
Fix a bug in the links of plain_log and html_log

The paths to the text and HTML logs on the storage server have been updated
to include the build_environment, so the links in the email reports need to
be updated accordingly.

Signed-off-by: Khouloud Touil <844136ad7e501b526551b3995857996adbf6a7c1@baylibre.com>

kernelci/kernelci-backend,kernelci/kernelci-backend