I really just changed it v3 to test it being the same as the second that
Visual Studio auto-generated but that seems to not have been a good idea
I pretty much just accidentally commited it anyway.
Fixes#7562
So we apparently included 2 manifest files.
One from the *.rc file and one generated by the IDEs manifest tools
* added the contents of rt_manif.bin to PPSSPP.manifest
* made ppsspp.rc include PPSSPP.manifest
* set the *.vcxproj to not generate an additional manifest