Errors on update attempt
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# Bug Report

### Describe the Bug
I get an error when trying to update the plugin to the newest.  Any idea of what to do to resolve?

### To Reproduce
Steps to reproduce the behavior:
 - Start Homebridge
 - Attempt to update the plugin
 - And the update ends with an error description.
 - 
### Expected behavior
I would expect it to update.

### Screenshots/Logs
CMD: sudo -E -n npm install -g homebridge-ring@latest

npm WARN deprecated request-promise@4.2.6: request-promise has been deprecated because it extends the now deprecated request package, see https://github.com/request/request/issues/3142
npm WARN deprecated har-validator@5.1.5: this library is no longer supported
npm WARN deprecated uuid@3.4.0: Please upgrade  to version 7 or higher.  Older versions may use Math.random() in certain circumstances, which is known to be problematic.  See https://v8.dev/blog/math-random for details.
npm WARN deprecated request@2.88.2: request has been deprecated, see https://github.com/request/request/issues/3142
npm ERR! code 1
npm ERR! path /usr/local/lib/node_modules/homebridge-ring/node_modules/ffmpeg-for-homebridge
npm ERR! command failed
npm ERR! command sh -c node install.js
npm ERR! Downloading ffmpeg from https://github.com/homebridge/ffmpeg-for-homebridge/releases/download/v0.1.0/ffmpeg-raspbian-armv6l.tar.gz
npm ERR! node:events:505
npm ERR!       throw er; // Unhandled 'error' event
npm ERR!       ^
npm ERR! 
npm ERR! Error: EACCES: permission denied, open '/home/pi/.npm/_ffmpeg_for_homebridge/.download'
npm ERR! Emitted 'error' event on WriteStream instance at:
npm ERR!     at emitErrorNT (node:internal/streams/destroy:157:8)
npm ERR!     at emitErrorCloseNT (node:internal/streams/destroy:122:3)
npm ERR!     at processTicksAndRejections (node:internal/process/task_queues:83:21) {
npm ERR!   errno: -13,
npm ERR!   code: 'EACCES',
npm ERR!   syscall: 'open',
npm ERR!   path: '/home/pi/.npm/_ffmpeg_for_homebridge/.download'
npm ERR! }

npm ERR! A complete log of this run can be found in:
npm ERR!     /home/pi/.npm/_logs/2022-05-29T08_15_58_493Z-debug-0.log
### Additional context


### Homebridge Ring Config
Post homebridge-ring platform config  _without sensitive information_
 HIGHLIGHT THIS TEXT AND POST CONFIG HERE
DO NOT INCLUDE YOUR REFRESH TOKEN OR EMAIL/PASSWORD (replace them with xxx)

       {
            "platform": "Ring",
            "refreshToken": "XXX",
            "alarmOnEntryDelay": true,
            "hideLightGroups": true,
            "hideCameraSirenSwitch": true,
            "hideAlarmSirenSwitch": true,
            "hideUnsupportedServices": true,
            "showPanicButtons": false,
            "sendDoorbellMotionNotificationsToTv": false
        },

### Environment
 - OS: Raspbian GNU/Linux Buster (10)
 - Node.js: v16.15.0
 - NPM: 8.5.5
 - homebridge-ring:  v11.0.2
 - homebridge: v1.4.1
 - hoobs: NA