addressing review feedback

Author: nickolas-deboom

drivers/SmartThings/matter-switch/src/sub_drivers/camera/camera_utils/utils.lua

@@ -144,19 +144,17 @@ function CameraUtils.optional_capabilities_list_changed(new_component_capability
 
     number_of_components_counted = number_of_components_counted + 1
 
-    if not previous_capability_map[component_name] then
+    if previous_capability_map[component_name] == nil then
       return true
     end
 
-    local capabilities_in_component = 0
     for _, capability in ipairs(capability_list) do
-      if not previous_capability_map[component_name][capability] then
+      if previous_capability_map[component_name][capability] == nil then
         return true
       end
-      capabilities_in_component = capabilities_in_component + 1
     end
 
-    if capabilities_in_component ~= component_sizes[component_name] then
+    if #capability_list ~= component_sizes[component_name] then
       return true
     end
   end