bootstrap: correct the check for --use-feature=2020-resolver
@@ -157,7 +157,7 @@ fi
# be compatible with pip shipped by distro older v20.2
-if $vdir/bin/pip --use-feature=2020-resolver >/dev/null 2>&1 ; then
+if ./$VENV/bin/pip --use-feature=2020-resolver >/dev/null 2>&1 ; then
PIP_INSTALL="./$VENV/bin/pip install --use-feature=2020-resolver"
else
PIP_INSTALL="./$VENV/bin/pip install"
