usb: Fix some doc grammar

Signed-off-by: Hubert Figuière <[email protected]>

common/flatpak-context-private.h

@@ -61,6 +61,7 @@ typedef enum {
  FLATPAK_CONTEXT_DEVICE_KVM = 1 << 2,
  FLATPAK_CONTEXT_DEVICE_SHM = 1 << 3,
  FLATPAK_CONTEXT_DEVICE_INPUT = 1 << 4,
+ FLATPAK_CONTEXT_DEVICE_USB = 1 << 5,
 } FlatpakContextDevices;
 
 typedef enum {

common/flatpak-context.c

@@ -72,6 +72,7 @@ const char *flatpak_context_devices[] = {
  "kvm",
  "shm",
  "input",
+ "usb",
  NULL
 };
 

doc/flatpak-run.xml

@@ -476,7 +476,7 @@ key=v1;v2;
  A device class and subclass query. <arg choice="plain">DATA</arg>
  must be in the form of <arg choice="plain">CLASS:SUBCLASS</arg> where
  both <arg choice="plain">CLASS</arg> and <arg choice="plain">SUBCLASS</arg>
- must valid 2-digit hexadecimal class id numbers. Alternatively,
+ must be a valid 2-digit hexadecimal class id number. Alternatively,
  <arg choice="plain">SUBCLASS</arg> may be <literal>*</literal> to match
  all subclasses.
  </para></listitem>
@@ -487,7 +487,7 @@ key=v1;v2;
 
  <listitem><para>
  A device product id query. <arg choice="plain">DATA</arg>
- must be a valid 4-character hexadecimal product id number
+ must be a valid 4-digit hexadecimal product id number
  greater than zero, for example <option>0a1b</option>. It
  requires a <option>vnd</option> filter in the query.
  </para></listitem>
@@ -498,7 +498,7 @@ key=v1;v2;
 
  <listitem><para>
  A device vendor id query. <arg choice="plain">DATA</arg>
- must be a valid 4-character hexadecimal vendor id number
+ must be a valid 4-digit hexadecimal vendor id number
  greater than zero, for example <option>0fab</option>.
  </para></listitem>
  </varlistentry>