Update web components documentation and features

Enhance documentation and provide React wrapper for web components.

Signed-off-by: Ethan Gardner <ethangardner@users.noreply.github.com>

Author: ethangardner

.changeset/good-needles-fix.md

@@ -0,0 +1,8 @@
+---
+"@uswds/elements": patch
+---
+
+- Add documentaton
+- Export types for various front-end frameworks
+- Add component registration helper with collision checking for custom elements
+- Provide React wrapper for web component implementation