Added Firefox 77.0 (#1524)

manifests/Mozilla/Firefox/77.0.yaml

@@ -0,0 +1,22 @@
+# ================== General ==================
+
+Id: Mozilla.Firefox
+Publisher: Mozilla
+Name: Firefox
+Description: Mozilla Firefox is free and open source software, built by a community of thousands from all over the world.
+Homepage: https://www.mozilla.org/en-US/firefox/new/
+Tags: Browser, Mozilla, Firefox
+License: Mozilla Public License Version 2.0
+LicenseUrl: https://www.mozilla.org/en-US/MPL/2.0/
+
+# ================= Installer =================
+
+Version: 77.0
+
+InstallerType: msi
+Installers:
+  - Arch: x64
+    Url: https://download-installer.cdn.mozilla.net/pub/firefox/releases/77.0/win64/en-US/Firefox%20Setup%2077.0.msi
+    Sha256: 60D3DA66D53A8882055C7EC1B38EF862A8022E23A18BCFBA443E19122A5D581C
+
+# Auto Generated by softcreatr@winget.it on Wed, 03 Jun 2020 06:50:21 +0000