Turn page while playing (#1383) fixes #1365

* Add an EReader setting for turning when playing

This allows to allow the navigation with the Volume buttons even when
audiobooks are playing.

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Co-authored-by: advplyr <advplyr@protonmail.com>

strings/bn.json

@@ -176,8 +176,6 @@
   "LabelNarrator": "কথক",
   "LabelNarrators": "কথক",
   "LabelNavigateWithVolume": "ভলিউম বাটন দিয়ে নেভিগেট করুন",
-  "LabelNavigateWithVolumeDisabled": "বন্ধ",
-  "LabelNavigateWithVolumeEnabled": "চালু",
   "LabelNavigateWithVolumeMirrored": "মিরর করা হয়েছে",
   "LabelNever": "কখনও না",
   "LabelNewestAuthors": "নতুন লেখক",
@@ -186,6 +184,7 @@
   "LabelNotFinished": "সমাপ্ত হয়নি",
   "LabelNotStarted": "শুরু হয়নি",
   "LabelOff": "বন্ধ",
+  "LabelOn": "চালু",
   "LabelPassword": "পাসওয়ার্ড",
   "LabelPath": "পথ",
   "LabelPlaybackDirect": "সরাসরি",