Add CarpetContext.s back temporarily as Deprecated for compatibility

src/main/java/carpet/script/CarpetContext.java

@@ -11,7 +11,11 @@ import net.minecraft.server.level.ServerLevel;
 
 public class CarpetContext extends Context
 {
-    private CommandSourceStack s;
+    /**
+     * @deprecated Use {@link #source()} or the new methods to access stuff in it instead
+     */
+    @Deprecated(forRemoval = true)
+    public CommandSourceStack s;
     private final BlockPos origin;
 
     public CarpetContext(CarpetScriptHost host, CommandSourceStack source) {