FIX: correct path to Visual Studio 2017 dev command

Author: Oldes

make/vcbuild.bat

@@ -9,7 +9,7 @@ IF /I "%1" == "vc9" GOTO TRY_VS9
 
 REM vs15 is VS 2017
 :TRY_VS17
-CALL "%VS150COMNTOOLS%\vsvars32.bat" 2>NUL
+CALL "%VS150COMNTOOLS%\VsDevCmd.bat" 2>NUL
 IF NOT ERRORLEVEL 1 GOTO BUILD
 
 REM vs14 is VS 2015