Update NOTICE.txt

Updates based on https://github.com/mattermost/desktop/blob/master/package.json

NOTICE.txt

@@ -1367,14 +1367,14 @@ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLI
 
 ---
 
-## electron-devtools-installer
+## electron-extension-installer
 
-This product contains 'electron-devtools-installer' by Samuel Attard.
+This product contains 'electron-extension-installer' by JonLuca De Caro.
 
-An easy way to install Dev Tools extensions into Electron applications
+This library is a modernized version of electron-devtools-installer. 
 
 * HOMEPAGE:
-  * https://github.com/GPMDP/electron-devtools-installer#readme
+  * https://github.com/jonluca/electron-extension-installer
 
 * LICENSE: MIT
 
@@ -2575,6 +2575,44 @@ SOFTWARE.
 
 ---
 
+## node-gyp
+
+This product contains 'node-gyp' by Node.js.
+
+node-gyp is a cross-platform command-line tool written in Node.js for compiling native addon modules for Node.js.
+
+* HOMEPAGE:
+  * https://github.com/nodejs/node-gyp
+
+* LICENSE: MIT
+
+The MIT License
+
+Copyright (c) 2012 Nathan Rajlich <[email protected]>
+
+Permission is hereby granted, free of charge, to any person
+obtaining a copy of this software and associated documentation
+files (the "Software"), to deal in the Software without
+restriction, including without limitation the rights to use,
+copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the
+Software is furnished to do so, subject to the following
+conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+OTHER DEALINGS IN THE SOFTWARE.
+
+---
+
 ## node-jq
 
 This product contains 'node-jq' by sanack.