fix: typos in messages in Language/en/Email.php

Author: kenjis

system/Language/en/Email.php

@@ -18,13 +18,13 @@
     'noFrom'               => 'Cannot send mail with no "From" header.',
     'noRecipients'         => 'You must include recipients: To, Cc, or Bcc',
     'sendFailurePHPMail'   => 'Unable to send email using PHP mail(). Your server might not be configured to send mail using this method.',
-    'sendFailureSendmail'  => 'Unable to send email using PHP Sendmail. Your server might not be configured to send mail using this method.',
-    'sendFailureSmtp'      => 'Unable to send email using PHP SMTP. Your server might not be configured to send mail using this method.',
+    'sendFailureSendmail'  => 'Unable to send email using Sendmail. Your server might not be configured to send mail using this method.',
+    'sendFailureSmtp'      => 'Unable to send email using SMTP. Your server might not be configured to send mail using this method.',
     'sent'                 => 'Your message has been successfully sent using the following protocol: {0}',
     'noSocket'             => 'Unable to open a socket to Sendmail. Please check settings.',
     'noHostname'           => 'You did not specify a SMTP hostname.',
     'SMTPError'            => 'The following SMTP error was encountered: {0}',
-    'noSMTPAuth'           => 'Error: You must assign a SMTP username and password.',
+    'noSMTPAuth'           => 'Error: You must assign an SMTP username and password.',
     'failedSMTPLogin'      => 'Failed to send AUTH LOGIN command. Error: {0}',
     'SMTPAuthUsername'     => 'Failed to authenticate username. Error: {0}',
     'SMTPAuthPassword'     => 'Failed to authenticate password. Error: {0}',