chore: update to OpenLayers@v9

BREAKING CHANGE: a peerDependency of `ol@^9.0.0` and `ol-ext@^4.0.15` is now required

Author: d-koppenhagen

Diff for: README.md

@@ -51,9 +51,9 @@ It can display maps with tiled, raster or vector layers loaded from different so
 
 <!-- auto-generated-peer-dependency-requirements START -->
 
-- **[ol](https://github.com/openlayers/openlayers)**: `^8.2.0`
+- **[ol](https://github.com/openlayers/openlayers)**: `^9.0.0`
 - **[ol-contextmenu](https://github.com/jonataswalker/ol-contextmenu)**: `^5.3.0`
-- **[ol-ext](https://github.com/Viglino/ol-ext)**: `^4.0.13`
+- **[ol-ext](https://github.com/Viglino/ol-ext)**: `^4.0.15`
 - **[vue](https://github.com/vuejs/core)**: `^3.0.0`
 
 <!-- auto-generated-peer-dependency-requirements END -->

Diff for: docs/get-started.md

@@ -4,9 +4,9 @@ vue3-openlayers works with the following versions which must be installed as pee
 
 <!-- auto-generated-peer-dependency-requirements START -->
 
-- **[ol](https://github.com/openlayers/openlayers)**: `^8.2.0`
+- **[ol](https://github.com/openlayers/openlayers)**: `^9.0.0`
 - **[ol-contextmenu](https://github.com/jonataswalker/ol-contextmenu)**: `^5.3.0`
-- **[ol-ext](https://github.com/Viglino/ol-ext)**: `^4.0.13`
+- **[ol-ext](https://github.com/Viglino/ol-ext)**: `^4.0.15`
 - **[vue](https://github.com/vuejs/core)**: `^3.0.0`
 
 <!-- auto-generated-peer-dependency-requirements END -->

Diff for: package-lock.json

@@ -75,15 +75,15 @@
     "file-saver": "^2.0.5",
     "jspdf": "^2.5.1",
     "proj4": "^2.10.0",
-    "ol": "^8.2.0",
+    "ol": "^9.0.0",
     "ol-contextmenu": "^5.3.0",
     "ol-ext": "^4.0.15",
     "vue": "^3.4.21"
   },
   "peerDependencies": {
-    "ol": "^8.2.0",
+    "ol": "^9.0.0",
     "ol-contextmenu": "^5.3.0",
-    "ol-ext": "^4.0.13",
+    "ol-ext": "^4.0.15",
     "vue": "^3.0.0"
   },
   "browserslist": [