Add table.trim

cf-lib/util/table.lua

@@ -84,3 +84,12 @@ function table.concat(table1, table2)
     end
     return result
 end
+
+--- Trims nil values from a table.
+--- @param target table The table to trim
+--- @return table The trimmed table
+function table.trim(target)
+    return table.filter(target, function(v)
+        return v ~= nil
+    end)
+end