install: consistent line breaks between subroutines

install.pl

@@ -142,11 +142,13 @@ sub prompt_password {
     }
     return $password1;
 }
+
 sub encode_uri {
     my ($source) = @_;
     $source =~ s/([^^A-Za-z0-9])/ sprintf "%%%02x", ord $1 /eg;
     return $source
 }
+
 sub get_url {
     my ($printer_name) = @_;
     my $user           = encode_uri(prompt_username());