CXX-1010 Use a regular string not a raw string
CXX-1010 Use a regular string not a raw string

This commit use a regular string with escapes rather than a raw string in a
scenario where Visual C++ has trouble parsing the raw string correctly.

xdg/mongo-cxx-driver,xdg/mongo-cxx-driver,acmorrow/mongo-cxx-driver,acmorrow/mongo-cxx-driver,mongodb/mongo-cxx-driver,acmorrow/mongo-cxx-driver,xdg/mongo-cxx-driver,xdg/mongo-cxx-driver,mongodb/mongo-cxx-driver,mongodb/mongo-cxx-driver,acmorrow/mongo-cxx-driver,mongodb/mongo-cxx-driver