移除 MidjourneyHeroSection 组件及其所有依赖

1: 删除组件文件 MidjourneyHeroSection.js
    2: 修改 HomePage.js
    3: 卸载相关 npm 包  @tsparticles/react 和 @tsparticles/slim

src/views/Home/HomePage.js

@@ -20,7 +20,6 @@ import { useNavigate } from 'react-router-dom';
 import heroBg from '../../assets/img/BackgroundCard1.png';
 import '../../styles/home-animations.css';
 import { logger } from '../../utils/logger';
-import MidjourneyHeroSection from '../Community/components/MidjourneyHeroSection';
 import { usePostHogTrack } from '../../hooks/usePostHogRedux';
 import { ACQUISITION_EVENTS } from '../../lib/constants';
 
@@ -377,10 +376,6 @@ export default function HomePage() {
                 </SimpleGrid>
               </VStack>
             </Box>
-
-
-            {/* Midjourney风格英雄区域 */}
-            <MidjourneyHeroSection />
           </VStack>
         </Container>
       </Box>