Fix grammer

Signed-off-by: Cheng-Yang Chou <[email protected]>

Author: EricccTaiwan

lkmpg.tex

@@ -677,7 +677,7 @@ \subsection{Building modules for a precompiled kernel}
 
 In this case, you need to restore the value of symbol \textbf{EXTRAVERSION} to \textbf{-rc2}.
 We suggest keeping a backup copy of the makefile used to compile your kernel available in \verb|/lib/modules/5.14.0-rc2/build|.
-A simple command as following should suffice.
+A simple command as follows should suffice.
 \begin{codebash}
 cp /lib/modules/`uname -r`/build/Makefile linux-`uname -r`
 \end{codebash}