Update buildwithcmake.rst

Author: jayponder

doc/manual/m/install/buildwithcmake.rst

@@ -181,8 +181,8 @@ CPU code only.
 Top-level FFTW3 installation, under which
 *include/fftw3.h* and *lib/libfftw3* static libraries are expected to be found.
 
-Make Tinker9
-------------
+Make Tinker-GPU
+---------------
 The following Makefile targets will be generated by CMake.
 Run *make -j* for the default target(s) and *make TARGET(S) -j* for others.