style(server): Cosmetic improvements in ua_server.c
style(server): Cosmetic improvements in ua_server.c

jpfr/open62541,jpfr/open62541,open62541/open62541,JGrothoff/open62541,jpfr/open62541,StalderT/open62541,open62541/open62541,jpfr/open62541,StalderT/open62541,StalderT/open62541,open62541/open62541,JGrothoff/open62541,open62541/open62541,StalderT/open62541,JGrothoff/open62541,JGrothoff/open62541