Complete removal of /info entity, it's correspondent carpet and two small changes (#1047)

* Remove no longer needed language packet mixin

* Make StringArgument properly return a StringArgument supplier, so `string` isn't `term`

Fixes gnembon/fabric-carpet#1044

* Complete removal of `/info entity` and it's correspondent carpet

Resolves gnembon/fabric-carpet#1033

* Remove yet another no longer needed mixin

src/main/java/carpet/utils/WoolTool.java

@@ -100,11 +100,6 @@ public class WoolTool
             case GRAY:
                 if (!"false".equals(CarpetSettings.commandInfo))
                     Messenger.send(placer, BlockInfo.blockInfo(pos.down(), worldIn));
-                break;
-            case YELLOW:
-                if (!"false".equals(CarpetSettings.commandInfo))
-                    Messenger.m(placer, "r This used to show entity info around the player. Use data get entity command, sorry");
-                    //EntityInfo.issue_entity_info(placer);
                 break;
 			case GREEN:
                 if (CarpetSettings.hopperCounters)