fix: launcher spacing to chat (COR-4256) (#472)

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**Fixes or implements VF-XXX**

### Brief description. What is this change?

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### Implementation details. How do you make this change?

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### Setup information

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### Related PRs

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- https://github.com/voiceflow/XXXXXXXXX/pull/123

### Checklist

- [ ] Breaking changes have been communicated, including:
    - New required environment variables
    - Renaming of interfaces (API routes, request/response interface, etc)
- [ ] New environment variables have [been deployed](https://www.notion.so/voiceflow/Add-Environment-Variables-be1b0136479f45f1adece7995a7adbfb)
- [ ] Appropriate tests have been written
    - Bug fixes are accompanied by an updated or new test
    - New features are accompanied by a new test

packages/chat/src/components/Launcher/styles.css.ts

@@ -9,7 +9,7 @@ import { buttonStyles } from '../Button/styles.css';
 import { fadeInSlideUp } from '../UserResponse/styles.css';
 
 export const LAUNCHER_SIZE = 48;
-export const LAUNCHER_WIDTH_LABEL_SIZE = 40;
+export const LAUNCHER_WITH_LABEL_SIZE = 40;
 
 export const launcherContainer = style({
   width: 'fit-content',

packages/chat/src/views/ChatWidget/index.tsx

@@ -5,7 +5,7 @@ import clsx from 'clsx';
 import { useContext, useEffect, useLayoutEffect, useState } from 'react';
 
 import { Launcher } from '@/components/Launcher';
-import { LAUNCHER_SIZE, LAUNCHER_WIDTH_LABEL_SIZE } from '@/components/Launcher/styles.css';
+import { LAUNCHER_SIZE, LAUNCHER_WITH_LABEL_SIZE } from '@/components/Launcher/styles.css';
 import { Proactive } from '@/components/Proactive';
 import { ClassName } from '@/constants';
 import { RuntimeStateAPIContext, RuntimeStateContext } from '@/contexts';
@@ -67,7 +67,7 @@ export const ChatWidget: React.FC<ChatWidgetProps> = ({ shadowRoot, chatAPI, rea
 
   const side = assistant.common.position;
   const position = { bottom: `${assistant.common.bottomSpacing}px`, [side]: `${assistant.common.sideSpacing}px` };
-  const launcherButtonSize = assistant.common.launcher.type === 'label' ? LAUNCHER_WIDTH_LABEL_SIZE : LAUNCHER_SIZE;
+  const launcherButtonSize = assistant.common.launcher.type === 'icon' ? LAUNCHER_SIZE : LAUNCHER_WITH_LABEL_SIZE;
   const chatHeight = `calc(100% - ${launcherButtonSize + LAUNCHER_MARGIN + parseInt(assistant.common.bottomSpacing, 10) + 20}px)`;
 
   const widgetPosition = {