Removing superfluous legacy linting exclusion

.eslintignore

@@ -2,29 +2,7 @@
 client/dist/
 
 # Ignore legacy files
-client/src/legacy/ConfirmedPasswordField.js
-client/src/legacy/GridField.js
-client/src/legacy/HtmlEditorField.js
-client/src/legacy/InlineFormAction.js
-client/src/legacy/PermissionCheckboxSetField.js
-client/src/legacy/SelectionGroup.js
-client/src/legacy/TabSet.js
-client/src/legacy/TinyMCE_SSPlugin.js
-client/src/legacy/ToggleCompositeField.js
-client/src/legacy/ToggleField.js
-client/src/legacy/TreeDropdownField.js
-client/src/i18n.js
-client/src/i18nx.js
-client/src/jQuery.js
-client/src/legacy/LeftAndMain.js
-client/src/legacy/LeftAndMain.*.js
-client/src/legacy/MemberDatetimeOptionsetField.js
-client/src/legacy/MemberImportForm.js
-client/src/legacy/ModelAdmin.js
-client/src/legacy/SecurityAdmin.js
-client/src/legacy/leaktools.js
-client/src/legacy/sspath.js
-client/src/legacy/ssui.core.js
+client/src/legacy/
 
 # Ignore vendor
 node_modules/