[master] 00fff613c spelling: persistent

[Poul-Henning Kamp]

commit 00fff613c36de1fd54035ad7d6cf7b0d8c6257c5
Author: Josh Soref <2119212+jsoref at users.noreply.github.com>
Date:   Wed Aug 7 08:30:59 2024 -0400

    spelling: persistent
    
    Signed-off-by: Josh Soref <2119212+jsoref at users.noreply.github.com>

diff --git a/doc/sphinx/phk/firstdesign.rst b/doc/sphinx/phk/firstdesign.rst
index c8e7b180e..c26e3ad87 100644
--- a/doc/sphinx/phk/firstdesign.rst
+++ b/doc/sphinx/phk/firstdesign.rst
@@ -315,7 +315,7 @@ where we kept thinking in the old frame of reference (ie: Squid)::
 
 	The simplest storage method mmap(2)'s a disk or file and puts
 	objects into the virtual memory on page aligned boundaries,
-	using a small struct for metadata.  Data is not persistant
+	using a small struct for metadata.  Data is not persistent
 	across reboots.  Object free is incredibly cheap.  Object
 	allocation should reuse recently freed space if at all possible.
 	"First free hole" is probably a good allocation strategy.