[polari] ircParser: Define N_()

[Florian Müllner <fmuellner src gnome org>]

commit 4a6c0aed835861282431bb6a73c6c9e92fe21b47
Author: Florian Müllner <fmuellner gnome org>
Date:   Sun Feb 7 15:52:03 2021 +0100

    ircParser: Define N_()
    
    Not sure how we got away with this until now ...
    
    https://gitlab.gnome.org/GNOME/polari/-/merge_requests/176

 src/ircParser.js | 2 ++
 1 file changed, 2 insertions(+)
---
diff --git a/src/ircParser.js b/src/ircParser.js
index 75909076..66434a0a 100644
--- a/src/ircParser.js
+++ b/src/ircParser.js
@@ -14,6 +14,8 @@ Gio._promisify(Tp.Connection.prototype,
 Gio._promisify(Tp.Contact.prototype,
     'request_contact_info_async', 'request_contact_info_finish');
 
+const N_ = s => s;
+
 var knownCommands = {
     /* commands that would be nice to support: */
     /*