CHORE: fix README.md

CMakePresets.json

@@ -4,10 +4,7 @@
     {
       "name": "default",
       "generator": "Ninja",
-      "binaryDir": "${sourceDir}/build",
-      "cacheVariables": {
-        "CMAKE_TOOLCHAIN_FILE": "/users/cmted/r/vcpkg/scripts/buildsystems/vcpkg.cmake"
-      }
+      "binaryDir": "${sourceDir}/build"
     }
   ]
 }

README.md

@@ -20,6 +20,7 @@ make
 
   * With vcpkg
 ```bash
+set CMAKE_TOOLCHAIN_FILE=<your vcpkg.cmake file location>
 mkdir build
 cd build
 cmake .. --preset=default