CI: Fix typo in linux build script (Travis)
CI: Fix typo in linux build script (Travis)

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