packages: regenerate all API reports with prettier

Signed-off-by: Patrik Oldsberg <poldsberg@gmail.com>

plugins/proxy-backend/api-report.md

@@ -3,7 +3,6 @@
 > Do not edit this file. It is a report generated by [API Extractor](https://api-extractor.com/).
 
 ```ts
-
 import { Config } from '@backstage/config';
 import express from 'express';
 import { Logger as Logger_2 } from 'winston';
@@ -12,7 +11,5 @@ import { PluginEndpointDiscovery } from '@backstage/backend-common';
 // @public (undocumented)
 export function createRouter(options: RouterOptions): Promise<express.Router>;
 
-
 // (No @packageDocumentation comment for this package)
-
 ```