Update autotest-external.sh

Co-authored-by: Joas Schilling <213943+nickvergessen@users.noreply.github.com>
Signed-off-by: Ferdinand Thiessen <opensource@fthiessen.de>

Author: susnux

autotest-external.sh

@@ -45,7 +45,7 @@ PHPUNIT_MAJOR_VERSION=$(echo $PHPUNIT_VERSION | cut -d"." -f1)
 PHPUNIT_MINOR_VERSION=$(echo $PHPUNIT_VERSION | cut -d"." -f2)
 
 if ! [ $PHPUNIT_MAJOR_VERSION -gt 9 -o \( $PHPUNIT_MAJOR_VERSION -eq 9 -a $PHPUNIT_MINOR_VERSION -ge 0 \) ]; then
-	echo "phpunit version >= 9.6 required. Version found: $PHPUNIT_VERSION" >&2
+	echo "phpunit version >= 9.0 required. Version found: $PHPUNIT_VERSION" >&2
 	exit 4
 fi