Documentation/sphinx: fix typos of "its"

Use "its" for possessive form instead of the contraction "it's".
Signed-off-by: NRandy Dunlap <rdunlap@infradead.org>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: linux-doc@vger.kernel.org
Link: https://lore.kernel.org/r/20211222062354.23224-1-rdunlap@infradead.orgSigned-off-by: NJonathan Corbet <corbet@lwn.net>

Documentation/sphinx/kernel_abi.py

@@ -104,7 +104,7 @@ class KernelCmd(Directive):
         return nodeList
 
     def runCmd(self, cmd, **kwargs):
-        u"""Run command ``cmd`` and return it's stdout as unicode."""
+        u"""Run command ``cmd`` and return its stdout as unicode."""
 
         try:
             proc = subprocess.Popen(

Documentation/sphinx/kernel_feat.py

@@ -106,7 +106,7 @@ class KernelFeat(Directive):
         return nodeList
 
     def runCmd(self, cmd, **kwargs):
-        u"""Run command ``cmd`` and return it's stdout as unicode."""
+        u"""Run command ``cmd`` and return its stdout as unicode."""
 
         try:
             proc = subprocess.Popen(