Update adjoints_ex6/femparameters.h
Update adjoints_ex6/femparameters.h

This must have been forked from an older libMesh version then not
updated before merging.

dschwen/libmesh,balborian/libmesh,giorgiobornia/libmesh,libMesh/libmesh,BalticPinguin/libmesh,giorgiobornia/libmesh,jwpeterson/libmesh,giorgiobornia/libmesh,BalticPinguin/libmesh,hrittich/libmesh,roystgnr/libmesh,pbauman/libmesh,BalticPinguin/libmesh,hrittich/libmesh,hrittich/libmesh,balborian/libmesh,dschwen/libmesh,capitalaslash/libmesh,libMesh/libmesh,balborian/libmesh,BalticPinguin/libmesh,90jrong/libmesh,hrittich/libmesh,balborian/libmesh,balborian/libmesh,90jrong/libmesh,giorgiobornia/libmesh,pbauman/libmesh,BalticPinguin/libmesh,balborian/libmesh,giorgiobornia/libmesh,balborian/libmesh,roystgnr/libmesh,90jrong/libmesh,BalticPinguin/libmesh,BalticPinguin/libmesh,balborian/libmesh,pbauman/libmesh,90jrong/libmesh,giorgiobornia/libmesh,90jrong/libmesh,jwpeterson/libmesh,roystgnr/libmesh,giorgiobornia/libmesh,libMesh/libmesh,capitalaslash/libmesh,libMesh/libmesh,capitalaslash/libmesh,90jrong/libmesh,dschwen/libmesh,jwpeterson/libmesh,90jrong/libmesh,roystgnr/libmesh,hrittich/libmesh,capitalaslash/libmesh,capitalaslash/libmesh,hrittich/libmesh,balborian/libmesh,dschwen/libmesh,capitalaslash/libmesh,roystgnr/libmesh,jwpeterson/libmesh,roystgnr/libmesh,pbauman/libmesh,roystgnr/libmesh,jwpeterson/libmesh,dschwen/libmesh,pbauman/libmesh,dschwen/libmesh,BalticPinguin/libmesh,pbauman/libmesh,90jrong/libmesh,jwpeterson/libmesh,balborian/libmesh,jwpeterson/libmesh,giorgiobornia/libmesh,hrittich/libmesh,capitalaslash/libmesh,giorgiobornia/libmesh,90jrong/libmesh,dschwen/libmesh,dschwen/libmesh,pbauman/libmesh,jwpeterson/libmesh,hrittich/libmesh,libMesh/libmesh,pbauman/libmesh,pbauman/libmesh,roystgnr/libmesh,hrittich/libmesh,libMesh/libmesh,libMesh/libmesh,capitalaslash/libmesh,libMesh/libmesh