Hide bit-icon component from screen readers by default (#14295)

* adds aria-hidden to bit-icon when no aria-label provided

* add ariaLabel to logo svg usages

* add ariaLabel documentation

* default ariaLable value to undefined

* add logo label to translations

* adds i18n pipe to component

* Add binding to example docs

libs/components/src/icon/icon.stories.ts

@@ -26,5 +26,9 @@ export const Default: Story = {
       mapping: GenericIcons,
       control: { type: "select" },
     },
+    ariaLabel: {
+      control: "text",
+      description: "the text used by a screen reader to describe the icon",
+    },
   },
 };