Adds a bunch of UI icons for verbs. (#3007)

Co-authored-by: Pieter-Jan Briers <pieterjan.briers+git@gmail.com>

Content.Server/GlobalVerbs/MakeSentientVerb.cs

@@ -31,6 +31,7 @@ namespace Content.Server.GlobalVerbs
                 data.Visibility = VerbVisibility.Visible;
                 data.Text = Loc.GetString("Make Sentient");
                 data.CategoryData = VerbCategories.Debug;
+                data.IconTexture = "/Textures/Interface/VerbIcons/sentient.svg.96dpi.png";
             }
         }