Sledge hammer

To work around issues with DLLs we're using, but which are also in the
system folder, we do `nmake snap` which (amongst other things) places
our DLLs in the app folder, so these should be grabbed up first.

This might take a bit long for CI, but let's see.

.github/scripts/windows/build_task.bat

@@ -52,4 +52,6 @@ if %errorlevel% neq 0 exit /b 3
 nmake run ARGS="-r ""var_dump(getenv('PATH'));"""
 nmake run ARGS="-r ""var_dump(shell_exec('where libcrypto-3-x64.dll'));"""
 
+nmake snap
+
 exit /b 0