fix(Sharing): Only list users in select input

Signed-off-by: Louis Chmn <louis@chmn.me>

Author: artonge

src/mixins/UserSearchMixin.js

@@ -86,11 +86,6 @@ export default {
 		async getSuggestions(query) {
 			this.loading = true
 
-			// Search for all used share-types, except public link.
-			const shareType = this.SHARE_TYPES_USED.filter(
-				(type) => type !== this.SHARE_TYPES.SHARE_TYPE_LINK,
-			)
-
 			try {
 				const request = await axios.get(
 					generateOcsUrl('apps/files_sharing/api/v1/sharees'),
@@ -100,7 +95,7 @@ export default {
 							itemType: 'file',
 							perPage: this.maxAutocompleteResults,
 							search: query,
-							shareType,
+							shareType: [this.SHARE_TYPES.SHARE_TYPE_USER],
 						},
 					},
 				)