remove: 비디오 포맷을 mp4에서 webm으로 변경

Author: HyunJinNo

_posts/2024-08-04-horizontal-drag-scroll.md

@@ -334,8 +334,8 @@ const scrollHook = useDragScroll();
 좌우 드래그 스크롤을 적용한 테스트 결과는 다음과 같습니다.
 
 <video width="480" controls> 
-<source src="/assets/video/front-end/drag-scroll/video1.mp4" type="video/mp4" />
-Your browser does not support the video tag.
+<source src="/assets/video/front-end/drag-scroll/video1.webm" type="video/webm" />
+Your browser does not support the video format. Please try a different browser.
 </video>
 
 ## 참고 자료

_posts/2024-12-28-react-native-splash-screen.md

@@ -130,8 +130,8 @@ android.enableJetifier=true
 <br/>
 
 <video width="360" controls> 
-<source src="/assets/video/front-end/react-native-splash-screen/video1.mp4" type="video/mp4" />
-Your browser does not support the video tag.
+<source src="/assets/video/front-end/react-native-splash-screen/video1.webm" type="video/webm" />
+Your browser does not support the video format. Please try a different browser.
 </video>
 
 ## 참고 자료

_posts/2025-02-16-debounce-throttle.md

@@ -176,8 +176,8 @@ export const useSurveyContentItemList = (
 ```
 
 <video controls> 
-<source src="/assets/video/front-end/debounce-throttle/video1.mp4" type="video/mp4" />
-Your browser does not support the video tag.
+<source src="/assets/video/front-end/debounce-throttle/video1.webm" type="video/webm" />
+Your browser does not support the video format. Please try a different browser.
 </video>
 
 ## Throttle