remove musica libraries from default list

Author: mattldawson

cime_config/config_component.xml

@@ -308,7 +308,7 @@
     <default_value> </default_value>
     <values match="last" modifier="additive">
       <!-- Turn on chemistry if not using physics testbed -->
-      <value compset="^((?!_CAM%PHYSTEST).)*$">-lmusica-fortran -lmusica -lyaml-cpp</value>
+      <value compset="^((?!_CAM%PHYSTEST).)*$"></value>
       <!-- Add MPAS if using mpas grid and not using physics testbed -->
       <value compset="^((?!_CAM%PHYSTEST).)*$" grid="a%mpasa[0-9]+">-lmpas</value>
     </values>