ref(core): move CodeBlock into core (#101052)

Follow-up to #100646, which added a new `InlineCode` component to core.

This PR renames the existing `CodeSnippet` component to `CodeBlock` and
brings it into core. It also colocates it with `InlineCode`.

Author: natemoo-re

static/app/components/charts/chartWidgetLoader.stories.tsx

@@ -1,7 +1,7 @@
 import {Fragment} from 'react';
 import types from '!!type-loader!sentry/components/charts/chartWidgetLoader';
 
-import {CodeSnippet} from 'sentry/components/codeSnippet';
+import {CodeBlock} from 'sentry/components/core/code';
 import * as Storybook from 'sentry/stories';
 
 export default Storybook.story('ChartWidgetLoader', (story, APIReference) => {
@@ -30,7 +30,7 @@ export default Storybook.story('ChartWidgetLoader', (story, APIReference) => {
           render these chart widgets).
         </p>
 
-        <CodeSnippet language="tsx">{`<ChartWidgetLoader id="chart-id" />`}</CodeSnippet>
+        <CodeBlock language="tsx">{`<ChartWidgetLoader id="chart-id" />`}</CodeBlock>
       </Fragment>
     );
   });

static/app/components/codeSnippet.stories.tsx

@@ -2,7 +2,7 @@ import {Fragment, useId} from 'react';
 
 import Confirm from 'sentry/components/confirm';
 import {Alert} from 'sentry/components/core/alert';
-import {InlineCode} from 'sentry/components/core/inlineCode';
+import {InlineCode} from 'sentry/components/core/code';
 import {Input} from 'sentry/components/core/input';
 import FieldGroup from 'sentry/components/forms/fieldGroup';
 import {t} from 'sentry/locale';