chore: Update main.ts (#4274)

## Description

Fix obvious typos.

## Code Review

- [] hi @kof, I need you to do
  - test it on preview

## Before requesting a review

- [ ] made a self-review
- [ ] added inline comments where things may be not obvious (the "why",
not "what")

## Before merging

- [ ] tested locally and on preview environment (preview dev login:
5de6)
- [ ] updated [test
cases](https://github.com/webstudio-is/webstudio/blob/main/apps/builder/docs/test-cases.md)
document
- [ ] added tests
- [ ] if any new env variables are added, added them to `.env` file

Co-authored-by: Oleg Isonen <oleg008@gmail.com>

.storybook/main.ts

@@ -19,7 +19,7 @@ export default {
         ...visualTestingStories,
         {
           directory: "../packages/css-engine",
-          titlePrefix: "Css Engine",
+          titlePrefix: "CSS Engine",
         },
         {
           directory: "../packages/image",
@@ -31,11 +31,11 @@ export default {
         },
         {
           directory: "../packages/sdk-components-react",
-          titlePrefix: "Sdk Components React",
+          titlePrefix: "SDK Components React",
         },
         {
           directory: "../packages/sdk-components-react-radix",
-          titlePrefix: "Sdk Components React Radix",
+          titlePrefix: "SDK Components React Radix",
         },
       ],
   framework: {
@@ -53,7 +53,7 @@ export default {
       define: {
         ...config.define,
         // storybook use "util" package internally which is bundled with stories
-        // and gives and error that process is undefined
+        // and gives an error that process is undefined
         "process.env.NODE_DEBUG": "undefined",
         "process.env.IS_STROYBOOK": "true",
       },