DOCS/man/{mpv,osc}: say menu instead of selector

It's fine to call them menus now that they actually look like ones.

DOCS/man/mpv.rst

@@ -289,13 +289,13 @@ Alt+2 (and Command+2 on macOS)
 Command + f (macOS only)
     Toggle fullscreen (see also ``--fs``).
 
-(The following keybindings open a selector in the console that lets you choose
-from a list of items by typing part of the desired item, by clicking the desired
+(The following keybindings open a menu in the console that lets you choose from
+a list of items by typing part of the desired item, by clicking the desired
 item, or by navigating them with keybindings: ``Down`` and ``Ctrl+n`` go down,
 ``Up`` and ``Ctrl+p`` go up, ``Page down`` and ``Ctrl+f`` scroll down one page,
 and ``Page up`` and ``Ctrl+b`` scroll up one page.)
 
-In track selectors, selecting the current tracks disables it.
+In track menus, selecting the current tracks disables it.
 
 g-p
     Select a playlist entry.

DOCS/man/osc.rst

@@ -38,15 +38,15 @@ pl prev
     left-click      play previous file in playlist
     shift+L-click   show the playlist
     middle-click    show the playlist
-    right-click     open the playlist selector
+    right-click     open the playlist menu
     =============   ================================================
 
 pl next
     =============   ================================================
     left-click      play next file in playlist
     shift+L-click   show the playlist
     middle-click    show the playlist
-    right-click     open the playlist selector
+    right-click     open the playlist menu
     =============   ================================================
 
 title
@@ -57,7 +57,7 @@ title
     left-click      show file and track info
     shift+L-click   show the path
     middle-click    show the path
-    right-click     open the history selector
+    right-click     open the history menu
     =============   ================================================
 
 cache
@@ -76,15 +76,15 @@ skip back
     left-click      go to beginning of chapter / previous chapter
     shift+L-click   show chapters
     middle-click    show chapters
-    right-click     open the chapter selector
+    right-click     open the chapter menu
     =============   ================================================
 
 skip frwd
     =============   ================================================
     left-click      go to next chapter
     shift+L-click   show chapters
     middle-click    show chapters
-    right-click     open the chapter selector
+    right-click     open the chapter menu
     =============   ================================================
 
 time elapsed
@@ -117,14 +117,14 @@ audio and sub
     left-click      cycle audio/sub tracks forward
     shift+L-click   cycle audio/sub tracks backwards
     middle-click    cycle audio/sub tracks backwards
-    right-click     open the audio/sub track selector
+    right-click     open the audio/sub track menu
     mouse wheel     cycle audio/sub tracks forward/backwards
     =============   ================================================
 
 vol
     =============   ================================================
     left-click      toggle mute
-    right-click     open the audio device selector
+    right-click     open the audio device menu
     mouse wheel     volume up/down
     =============   ================================================