package/python-legacy-cgi: use poetry setup type

Use the new poetry setup type which automatically pulls in the
host-python-poetry-core dependency.

Signed-off-by: James Hilliard <james.hilliard1@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/python-legacy-cgi/python-legacy-cgi.mk

@@ -7,9 +7,8 @@
 PYTHON_LEGACY_CGI_VERSION = 2.6.1
 PYTHON_LEGACY_CGI_SOURCE = legacy_cgi-$(PYTHON_LEGACY_CGI_VERSION).tar.gz
 PYTHON_LEGACY_CGI_SITE = https://files.pythonhosted.org/packages/48/96/ff14ad0f759f2297a2e61db9c5384d248a6b38c6c1d4452c07d7419676a2
-PYTHON_LEGACY_CGI_SETUP_TYPE = pep517
+PYTHON_LEGACY_CGI_SETUP_TYPE = poetry
 PYTHON_LEGACY_CGI_LICENSE = PSF-2.0
 PYTHON_LEGACY_CGI_LICENSE_FILES = LICENSE
-PYTHON_LEGACY_CGI_DEPENDENCIES = host-python-poetry-core
 
 $(eval $(python-package))