refactor: remove unnecessary import

Author: WeihanLi

src/model/events/body-formatting.ts

@@ -1,7 +1,7 @@
 import { Headers } from '../../types';
 import { styled } from '../../styles';
 
-import { jsonRecordsSeparators, ViewableContentType } from '../events/content-types';
+import { ViewableContentType } from '../events/content-types';
 import { ObservablePromise, observablePromise } from '../../util/observable';
 import { bufferToString, bufferToHex, splitBuffer } from '../../util/buffer';
 

src/services/ui-worker-formatters.ts

@@ -8,7 +8,6 @@ import * as beautifyXml from 'xml-beautifier';
 import { Headers } from '../types';
 import { bufferToHex, bufferToString, getReadableSize, splitBuffer } from '../util/buffer';
 import { parseRawProtobuf, extractProtobufFromGrpc } from '../util/protobuf';
-import { jsonRecordsSeparators } from '../model/events/content-types';
 
 const truncationMarker = (size: string) => `\n[-- Truncated to ${size} --]`;
 const FIVE_MB = 1024 * 1024 * 5;