boot: fix typo

src/boot/efi/boot.c

@@ -53,7 +53,7 @@ typedef struct {
         CHAR16 *id;         /* The unique identifier for this entry (typically the filename of the file defining the entry) */
         CHAR16 *title_show; /* The string to actually display (this is made unique before showing) */
         CHAR16 *title;      /* The raw (human readable) title string of the entry (not necessarily unique) */
-        CHAR16 *sort_key;   /* The string to use as primary sory key, usually ID= from os-release, possibly suffixed */
+        CHAR16 *sort_key;   /* The string to use as primary sort key, usually ID= from os-release, possibly suffixed */
         CHAR16 *version;    /* The raw (human readable) version string of the entry */
         CHAR16 *machine_id;
         EFI_HANDLE *device;