Add Mask package: syntax + completions

repository/m.json

@@ -348,6 +348,16 @@
 				}
 			]
 		},
+		{
+			"name": "Mask",
+			"details": "https://github.com/tenbits/sublime-mask",
+			"releases": [
+				{
+					"sublime_text": "*",
+					"details": "https://github.com/tenbits/sublime-mask/tags"
+				}
+			]
+		},
 		{
 			"details": "https://github.com/MakiseKurisu/MasmAssembly",
 			"labels": ["language syntax"],