Apply suggestions from code review

Co-Authored-By: Alexandre Archambault <alexarchambault@users.noreply.github.com>

Author: soc

src/main/java/io/github/soc/directories/Util.java

@@ -149,7 +149,6 @@ static String[] getWinDirs(String... guids) {
 
     return runCommands(guidsLength, Charset.forName("UTF-8"),
         "powershell.exe",
-        "-Command",
         "-EncodedCommand",
         encodedCommand
     );