Fix four spelling typos in documentation (GH-7753)

diff --git a/Doc/library/sysconfig.rst b/Doc/library/sysconfig.rst
index e8fc09e..3b58266 100644
--- a/Doc/library/sysconfig.rst
+++ b/Doc/library/sysconfig.rst
@@ -83,7 +83,7 @@
 - *nt*: scheme for NT platforms like Windows.
 - *nt_user*: scheme for NT platforms, when the *user* option is used.
 - *os2*: scheme for OS/2 platforms.
-- *os2_home*: scheme for OS/2 patforms, when the *user* option is used.
+- *os2_home*: scheme for OS/2 platforms, when the *user* option is used.
 
 Each scheme is itself composed of a series of paths and each path has a unique
 identifier.  Python currently uses eight paths: