email templates: Fix leading whitespace

The leading whitespace is barely visible in many email clients
and was often cause for sending the message directly to the channel
for clients that do not interpret " /command" as a command. This
was most notable for qwebirc.

(cherry picked from commit 72821fa6eea3e7a20c0e3286f709fe6cc0e214f5)

Author: Zarthus

email/default/register

@@ -9,7 +9,7 @@ Date: &date&
 In order to complete your account registration, you must type the following
 command on IRC:
 
-   /msg &nicksvs& VERIFY REGISTER &accountname& &param&
+/msg &nicksvs& VERIFY REGISTER &accountname& &param&
 
 Thank you for registering your account on the &netname& IRC network!
 

email/default/setemail

@@ -9,7 +9,7 @@ Date: &date&
 In order to complete the e-mail address change, you must verify your new
 e-mail address by issuing the following command on IRC:
 
-   /msg &nicksvs& VERIFY EMAILCHG &accountname& &param&
+/msg &nicksvs& VERIFY EMAILCHG &accountname& &param&
 
 Thank you for updating your e-mail address on file with the &netname&
 IRC network!

email/default/setpass

@@ -14,7 +14,7 @@ compromise your account.
 In order to set a new password, you must send the following command
 on IRC, where <password> is the new password you wish to set.
 
-   /msg &nicksvs& SETPASS &accountname& &param& <password>
+/msg &nicksvs& SETPASS &accountname& &param& <password>
 
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