fix: 스와이프 월 이동 버그 수정

- onInterceptTouchEvent에서 false 반환하도록 수정

- RecyclerView 터치 이벤트 차단 문제 해결

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-opencode)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

app/src/main/java/com/example/shiftalarm/MainActivity.kt

@@ -175,7 +175,8 @@ class MainActivity : AppCompatActivity() {
 
         binding.calendarGrid.addOnItemTouchListener(object : androidx.recyclerview.widget.RecyclerView.OnItemTouchListener {
             override fun onInterceptTouchEvent(rv: androidx.recyclerview.widget.RecyclerView, e: MotionEvent): Boolean {
-                return gestureDetector.onTouchEvent(e)
+                gestureDetector.onTouchEvent(e)
+                return false
             }
             override fun onTouchEvent(rv: androidx.recyclerview.widget.RecyclerView, e: MotionEvent) {}
             override fun onRequestDisallowInterceptTouchEvent(disallowIntercept: Boolean) {}