Apply suggestions from code review

Adds more translatable strings and removes returns that aren't required.

Co-authored-by: Kim J. Nordmo <kim@chocolatey.io>

src/chocolatey/infrastructure.app/commands/ChocolateyLicenseCommand.cs

@@ -29,24 +29,21 @@ namespace chocolatey.infrastructure.app.commands
     using System.Text;
 
     [CommandFor("license", "Retrieve or modify the Chocolatey License")]
-    class ChocolateyLicenseCommand : ICommand
+    public class ChocolateyLicenseCommand : ICommand
     {
         public void configure_argument_parser(OptionSet optionSet, ChocolateyConfiguration configuration)
         {
             // We don't currently expect to have any arguments
-            return;
         }
 
         public void handle_additional_argument_parsing(IList<string> unparsedArguments, ChocolateyConfiguration configuration)
         {
             // We don't currently expect to have any additional arguments
-            return;
         }
 
         public void handle_validation(ChocolateyConfiguration configuration)
         {
             // We don't currently accept any arguments, so there is no validation
-            return;
         }
 
         public void help_message(ChocolateyConfiguration configuration)
@@ -64,7 +61,6 @@ public bool may_require_admin_access()
 
         public void noop(ChocolateyConfiguration configuration)
         {
-            return;
         }
 
         public void run(ChocolateyConfiguration config)
@@ -73,7 +69,14 @@ public void run(ChocolateyConfiguration config)
 
             if (config.RegularOutput)
             {
-                this.Log().Info("We have found a{0}valid license for Chocolatey {1}, which expires {2}".format_with((ourLicense.IsValid ? " " : "n in"), ourLicense.LicenseType, ourLicense.ExpirationDate));
+                if (ourLicense.IsValid)
+                {
+                    this.Log().Info("We have found a valid license for Chocolatey {0}, which expires {1}", ourLicense.LicenseType, ourLicense.ExpirationDate);
+                }
+                else
+                {
+                    this.Log().Info("We have found an invalid license for Chocolatey {0}, which expires {1}", ourLicense.LicenseType, ourLicense.ExpirationDate);
+                }
                 this.Log().Info("Registered to:   {0}".format_with(ourLicense.Name));
                 this.Log().Info("Expiration Date: {0} UTC".format_with(ourLicense.ExpirationDate));
                 this.Log().Info("License type:    {0}".format_with(ourLicense.LicenseType));