private char[] getDefaultPasswordHash() {
		return HashUtilities.getSaltedHash(HashUtilities.SHA256_ALGORITHM, DEFAULT_PASSWORD);
	}
Reset the local password to the 'changeme' for the specified user.
@param username user name/SID
@param saltedPasswordHash optional user password hash (may be null)
@return true if password updated successfully, else false if local passwords are not used.
@throws IOException if error occurs while updating user file
Ghidra/Features/GhidraServer/src/main/java/ghidra/server/UserManager.java