fix: View option for binary-data shouldn't download the file on Chrome/Edge (#4995)

* delete unused code

* fix: Do not set the `Content-Disposition` header when viewing binary files

* remove the duplicate styles.

these already exist in BinaryDataDisplayEmbed.vue

packages/editor-ui/src/mixins/restApi.ts

@@ -201,13 +201,8 @@ export const restApi = Vue.extend({
 				},
 
 				// Binary data
-				getBinaryBufferString: (dataPath: string): Promise<string> => {
-					return self.restApi().makeRestApiRequest('GET', `/data/${dataPath}`);
-				},
-
-				getBinaryUrl: (dataPath: string): string => {
-					return self.rootStore.getRestApiContext.baseUrl + `/data/${dataPath}`;
-				},
+				getBinaryUrl: (dataPath, mode): string =>
+					self.rootStore.getRestApiContext.baseUrl + `/data/${dataPath}?mode=${mode}`,
 			};
 		},
 	},