Treewide: Fix typos

Signed-off-by: Diego Viola <diego.viola@gmail.com>
Part-of: <https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/2134>

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This commit is the result of `git apply commit.diff --reject`
applied on e8f4522312

67c82078fe does not
apply to Xlibre

Signed-off-by: stefan11111 <stefan11111@shitposting.expert>

xkb/XKM_file_format.txt

@@ -110,7 +110,7 @@ the level names and the section names ("complete", "evdev(inet)", etc.)
 	version:		CARD8
 	identifier1:		'm'
 	identifier2:		'k'
-	idenfifier3:		'x'
+	identifier3:		'x'
 └───
 
 The XKM file format has a 4 byte header identifying the file and the XKM
@@ -183,7 +183,7 @@ modifiers change to a particular level.
 	virt_mods:		CARD16
 	num_map_entries: 	CARD8
 	num_level_names: 	CARD8
-	perserve:	 	CARD8
+	preserve:	 	CARD8
 	pad:			CARD8
 	map_entries:		LISTofXKMKTMapEntry
 	name:			XKMCountedString

xkb/xkbLEDs.c

@@ -555,7 +555,7 @@ XkbCheckIndicatorMaps(DeviceIntPtr dev, XkbSrvLedInfoPtr sli, unsigned which)
          * 'kf' or 'lf' on the keyboard specified by 'dev.'
          *
          * If 'needed_parts' is non-zero, this function makes sure that any
-         * of the parts speicified therein are allocated.
+         * of the parts specified therein are allocated.
          */
 XkbSrvLedInfoPtr
 XkbAllocSrvLedInfo(DeviceIntPtr dev,