Update install.sh

Author: afmurillo

install.sh

@@ -53,6 +53,7 @@ sudo python2 -m pip install .
 
 # Installing other DHALSIM dependencies
 sudo pip install pathlib==1.0.*
+sudo pip install pyyaml==5.3.*
 sudo pip install numpy==1.16.*
 sudo python3 -m pip install pandas==1.3.4
 sudo python3 -m pip install matplotlib==3.5.0