style: enforce vue/html-self-closing

The ESLint vue/html-self-closing rule issues warnings but doesn't fail
the CI. Now, the CI enforces the vue/html-self-closing rule.

Signed-off-by: Daniel Kesselberg <mail@danielkesselberg.de>

.eslintrc.js

@@ -31,6 +31,7 @@ module.exports = {
 			// allows custom xxxx:xxx events formats
 			ignores: ['/^[a-z]+(?:-[a-z]+)*:[a-z]+(?:-[a-z]+)*$/u'],
 		}],
+		'vue/html-self-closing': 'error',
 	},
 	settings: {
 		jsdoc: {

apps/dav/src/components/ExampleEventSettings.vue

@@ -47,7 +47,7 @@
 					type="file"
 					accept=".ics,text/calendar"
 					class="import-event-modal__file-picker"
-					@change="selectFile" />
+					@change="selectFile">
 				<div class="import-event-modal__buttons">
 					<NcButton :disabled="uploading || !selectedFile"
 						type="primary"