Update SC18.tex

contributions/sc18/SC18.tex

@@ -109,7 +109,7 @@ In particular, the following list of posters, and related contributors, have bee
 \item The INDIGO Identity and Access Management Service
 \item HTC, HPC, CLOUD, no matter what your flavors are. New users are welcome at ReCaS-Bari DataCenter
 \item HPC for Theoretical Physics at INFN
-\item INFN CNAF “The Italian LHC TIER-1"
+\item INFN CNAF “The Italian LHC TIER 1"
 
 \end{itemize}