Minor fix

[Kcchouette]

• https://github.com/Kcchouette/OpenVPN-VPS/commit/a186751f623fbc493e5f22486d7d5e6d5f9cf008#commitcomment-20295396

[Kcchouette]

• echo "Choose which RSA Digest you want tu use to authentificate ssl connection forget the " at the end