fix: Update button API docs (#3661)

Author: gethinwebster

src/__tests__/snapshot-tests/__snapshots__/documenter.test.ts.snap

@@ -4218,7 +4218,7 @@ It prevents users from clicking the button, but it can still be focused.",
     },
     {
       "description": "Attributes to add to the native \`a\` element (when \`href\` is provided).
-Some attributes will be automatically combined with Cloudscape-provided attribute values:
+Some attributes will be automatically combined with internal attribute values:
 - \`className\` will be appended.
 - Event handlers will be chained, unless the default is prevented.
 
@@ -4240,7 +4240,7 @@ We do not support using this attribute to apply custom styling.",
     },
     {
       "description": "Attributes to add to the native \`button\` element.
-Some attributes will be automatically combined with Cloudscape-provided attribute values:
+Some attributes will be automatically combined with internal attribute values:
 - \`className\` will be appended.
 - Event handlers will be chained, unless the default is prevented.
 
@@ -20211,7 +20211,7 @@ It prevents users from clicking the button, but it can still be focused.",
     },
     {
       "description": "Attributes to add to the native \`a\` element (when \`href\` is provided).
-Some attributes will be automatically combined with Cloudscape-provided attribute values:
+Some attributes will be automatically combined with internal attribute values:
 - \`className\` will be appended.
 - Event handlers will be chained, unless the default is prevented.
 
@@ -20233,7 +20233,7 @@ We do not support using this attribute to apply custom styling.",
     },
     {
       "description": "Attributes to add to the native \`button\` element.
-Some attributes will be automatically combined with Cloudscape-provided attribute values:
+Some attributes will be automatically combined with internal attribute values:
 - \`className\` will be appended.
 - Event handlers will be chained, unless the default is prevented.
 

src/button/interfaces.ts

@@ -104,7 +104,7 @@ export interface BaseButtonProps {
 
   /**
    * Attributes to add to the native `button` element.
-   * Some attributes will be automatically combined with Cloudscape-provided attribute values:
+   * Some attributes will be automatically combined with internal attribute values:
    * - `className` will be appended.
    * - Event handlers will be chained, unless the default is prevented.
    *
@@ -116,7 +116,7 @@ export interface BaseButtonProps {
 
   /**
    * Attributes to add to the native `a` element (when `href` is provided).
-   * Some attributes will be automatically combined with Cloudscape-provided attribute values:
+   * Some attributes will be automatically combined with internal attribute values:
    * - `className` will be appended.
    * - Event handlers will be chained, unless the default is prevented.
    *