fix(useOverlay)!: correct spelling of unmount function (#4051)

Co-authored-by: Benjamin Canac <canacb1@gmail.com>

docs/content/2.composables/use-overlay.md

@@ -62,7 +62,7 @@ Update an overlay using its `id`
   - `id`: The identifier of the overlay
   - `props`: An object of props to update on the rendered component.
 
-### `unMount(id: symbol): void`
+### `unmount(id: symbol): void`
 
 Removes the overlay from the DOM using its `id`
 

src/runtime/components/OverlayProvider.vue

@@ -2,13 +2,13 @@
 import { computed } from 'vue'
 import { useOverlay, type Overlay } from '../composables/useOverlay'
 
-const { overlays, unMount, close } = useOverlay()
+const { overlays, unmount, close } = useOverlay()
 
 const mountedOverlays = computed(() => overlays.filter((overlay: Overlay) => overlay.isMounted))
 
 const onAfterLeave = (id: symbol) => {
   close(id)
-  unMount(id)
+  unmount(id)
 }
 
 const onClose = (id: symbol, value: any) => {

src/runtime/composables/useOverlay.ts

@@ -93,7 +93,7 @@ function _useOverlay() {
     overlays.forEach(overlay => close(overlay.id))
   }
 
-  const unMount = (id: symbol): void => {
+  const unmount = (id: symbol): void => {
     const overlay = getOverlay(id)
 
     overlay.isMounted = false
@@ -135,7 +135,7 @@ function _useOverlay() {
     closeAll,
     create,
     patch,
-    unMount,
+    unmount,
     isOpen
   }
 }