chore: add forgotten TODO items for adding unit tests for React components

[skip ci]

Author: php-coder

Diff for: src/main/frontend/src/components/AddCatalogNumbersForm.js

@@ -3,6 +3,7 @@
 // You must update ResourceUrl.RESOURCES_VERSION each time whenever you're modified this file!
 //
 
+// @todo #1341 AddCatalogNumbersForm: add tests
 class AddCatalogNumbersForm extends React.PureComponent {
 	constructor(props) {
 		super(props);

Diff for: src/main/frontend/src/components/AddCatalogPriceForm.js

@@ -2,6 +2,7 @@
 // IMPORTANT:
 // You must update ResourceUrl.RESOURCES_VERSION each time whenever you're modified this file!
 //
+// @todo #1342 AddCatalogPriceForm: add tests
 // @todo #1388 AddCatalogPriceForm: consider using a tooltip for currency
 
 class AddCatalogPriceForm extends React.PureComponent {

Diff for: src/main/frontend/src/components/AddCommentForm.js

@@ -3,6 +3,7 @@
 // You must update ResourceUrl.RESOURCES_VERSION each time whenever you're modified this file!
 //
 
+// @todo #1338 AddCommentForm: add tests
 class AddCommentForm extends React.PureComponent {
 	constructor(props) {
 		super(props);

Diff for: src/main/frontend/src/components/AddReleaseYearForm.js

@@ -3,6 +3,7 @@
 // You must update ResourceUrl.RESOURCES_VERSION each time whenever you're modified this file!
 //
 
+// @todo #1344 AddReleaseYearForm: add tests
 class AddReleaseYearForm extends React.PureComponent {
 	constructor(props) {
 		super(props);

Diff for: src/main/frontend/src/components/SeriesSalesList.js

@@ -3,6 +3,7 @@
 // You must update ResourceUrl.RESOURCES_VERSION each time whenever you're modified this file!
 //
 
+// @todo #1329 SeriesSalesList: add tests
 class SeriesSalesList extends React.PureComponent {
 
 	constructor(props) {