Adjust styling for NC25

* Update `@nextcloud/vue` to version 7.0.0-beta.3 to support
  the latest changes of the nc frontend (appcontent as scoll container)
* Adjusted the styling of the TopBar and views accordingly

Signed-off-by: Ferdinand Thiessen <rpm@fthiessen.de>

package.json

@@ -32,7 +32,7 @@
 		"@nextcloud/logger": "^2.3.0",
 		"@nextcloud/moment": "^1.2.1",
 		"@nextcloud/router": "^2.0.0",
-		"@nextcloud/vue": "^6.0.0-beta.7",
+		"@nextcloud/vue": "^7.0.0-beta.3",
 		"core-js": "^3.25.1",
 		"crypto-js": "^4.1.1",
 		"debounce": "^1.2.1",
@@ -55,7 +55,7 @@
 	},
 	"devDependencies": {
 		"@nextcloud/babel-config": "^1.0.0",
-		"@nextcloud/browserslist-config": "^2.2.0",
+		"@nextcloud/browserslist-config": "^2.3.0",
 		"@nextcloud/eslint-config": "^8.0.0",
 		"@nextcloud/stylelint-config": "^2.2.0",
 		"@nextcloud/webpack-vue-config": "^5.3.0"

src/components/TopBar.vue

@@ -171,19 +171,16 @@ export default {
 </script>
 
 <style lang="scss" scoped>
-$top-bar-height: 60px;
-
 .top-bar {
-	position: sticky;
+	$grid-baseline: calc(var(--default-grid-baseline, 4px)*2);
+	top: $grid-baseline;
+	margin: $grid-baseline;
 	z-index: 100;
-	top: var(--header-height);
 	display: flex;
+	position: sticky;
 	align-items: center;
 	align-self: flex-end;
 	justify-content: flex-end;
-	height: $top-bar-height;
-	margin-top: calc($top-bar-height * -1);
-	padding: 0 6px;
 }
 
 .icon--flipped {

src/views/Create.vue

@@ -410,7 +410,6 @@ export default {
 	header {
 		display: flex;
 		flex-direction: column;
-		margin-top: 44px;
 		margin-bottom: 24px;
 
 		h2 {

src/views/Submit.vue

@@ -307,7 +307,6 @@ export default {
 
 	// Title & description header
 	header {
-		margin-top: 44px;
 		margin-bottom: 24px;
 
 		.form-title,