remove unused strings

package.nls.json

@@ -1,8 +1,5 @@
 {
-	"extension.displayName": "Mono Debug",
-	"extension.description": "Visual Studio Code debug adapter for mono",
-
-	"mono.label": "C# mono",
+	"mono.label": "C# Mono",
 
 	"mono.launch.config.name": "Launch",
 	"mono.attach.config.name": "Attach",