Adding support to PHP 8.1, fixing argon2

Author: cesar-cs

bin/install-password-argon2

@@ -20,4 +20,5 @@ make install PREFIX=$LIBARGON2_INSTALL_DIR
 popd
 
 # add the option in custom_configure_options
-echo "--with-password-argon2=$LIBARGON2_INSTALL_DIR" >> $TRAVIS_BUILD_DIR/custom_configure_options
+#echo "--with-password-argon2=$LIBARGON2_INSTALL_DIR" >> $TRAVIS_BUILD_DIR/custom_configure_options
+echo "--with-password-argon2" >> $TRAVIS_BUILD_DIR/custom_configure_options