post 28: fix a typo

Fixes #69

posts/28-enlightenmentware.tex

@@ -204,7 +204,7 @@ \section{bazel}{Bazel}
 
 Most books on technology excite me: I become enthusiastic about the subject and want to try it out in practice. 
 The book on \code{make} had the opposite effect.
-The complexity required to make builds correct and ergonomic made me earn for a better tool\sidenote{sn-modern-cpp-design}{
+The complexity required to make builds correct and ergonomic made me yearn for a better tool\sidenote{sn-modern-cpp-design}{
   One book that made me feel the same way was \href{https://www.goodreads.com/book/show/871669.Modern_C_Design}{Modern C++ Design} by Andrei Alexandrescu.
   The book is deep and beautifully written, but the terrifyingly clever and ugly tricks in the second chapter made me question the choice of the programming language.
   Another one is \href{https://nostarch.com/autotools2e}{Autotools} by John Calcote.