Update source/linux/Foundational_Components/System_Security/Auth_boot.rst

Co-authored-by: Randolph Sapp <res.sapp@gmail.com>
Signed-off-by: ti-kamlesh <116251152+ti-kamlesh@users.noreply.github.com>

Author: ti-kamlesh

source/linux/Foundational_Components/System_Security/Auth_boot.rst

@@ -147,7 +147,7 @@ The following steps describe how to build user-space tools and configuration on
         General setup ->
             Initial RAM filesystem and RAM disk (initramfs/initrd) support ->
                 Initramfs source file(s)
-                    /path/to/initramfs(.cpio file)
+                    /path/to/initramfs.cpio
 
 #. Replace the :file:`root/boot/Image` with the updated Image and boot.