add support to another wav mimetype

```bash
$ file --mime-type file.wav
file.wav: audio/x-wav
$ file file.wav
file.wav: RIFF (little-endian) data, WAVE audio, Microsoft PCM, 16 bit, stereo 44100 Hz
```


note: aac had a `'LEFT-TO-RIGHT MARK' (U+200E)` that I removed too

1 files changed, 2 insertions, 1 deletions

diff --git a/server/initializers/constants.ts b/server/initializers/constants.ts
index cd00b73d5..ab59320eb 100644
--- a/server/initializers/constants.ts
+++ b/server/initializers/constants.ts
@@ -448,9 +448,10 @@ const MIMETYPES = {
       'audio/ogg': '.ogg',
       'audio/x-ms-wma': '.wma',
       'audio/wav': '.wav',
+      'audio/x-wav': '.wav',
       'audio/x-flac': '.flac',
       'audio/flac': '.flac',
-      '‎audio/aac': '.aac',
+      'audio/aac': '.aac',
       'audio/m4a': '.m4a',
       'audio/mp4': '.m4a',
       'audio/x-m4a': '.m4a',