fix links to online documentation in manpage

debian/i2pd.1

@@ -117,10 +117,13 @@ i2pd profile directory (when running as a system service, see \fB\-\-service\fR
 $HOME/.i2pd/
 .RS 4
 i2pd profile directory (when running as a normal user)
-.Sh SEE ALSO
+.SH SEE ALSO
+.PP
 Documentation at
-.Pa https://i2pd.readthedocs.io/en/latest/ .
-.Pp
+.UR https://i2pd.readthedocs.io/en/latest/
+Read the Docs
+.UE .
+.PP
 
 .SH AUTHOR
 This manual page was written by kytv <killyourtv@i2pmail.org> for the Debian system (but may be used by others).