Docs: fix shell command formatting (#131310)

replace "zypper in" with "zypper install" to avoid incorrect highlighting

diff --git a/Doc/using/unix.rst b/Doc/using/unix.rst
index 9ed97f6fe859390a81cd4235533fa8c16217c0c1..9ec4e3419321a4e6d569a416647e0c8c2381f494 100644 (file)
--- a/Doc/using/unix.rst
+++ b/Doc/using/unix.rst
@@ -53,7 +53,7 @@ In some cases, IDLE might not be included in your Python installation.
 
 * For SUSE and OpenSUSE users::
 
-   sudo zypper in python3-idle
+   sudo zypper install python3-idle
 
 * For Alpine Linux users::