upgrade node and requests (#13)

versions.cfg

@@ -14,6 +14,8 @@ version = __CURRENT_VERSION__
 [versions]
 # https://github.com/plone/buildout.coredev/blob/5.2/newer-versions.cfg
 
+requests = 2.28.2
+
 # plone.dexterity has a fix for a possible memory leak.
 # See https://github.com/plone/Products.CMFPlone/issues/3829
 # Main change is here:
@@ -72,11 +74,12 @@ node.ext.zodb = 1.3
 plumber = 1.7
 
 # ldap
-node = 1.1
-node.ext.ldap = 1.1
+node = 1.2
+node.ext.ldap = 1.2
 odict = 1.9.0
 pas.plugins.ldap = 1.8.2
 node.ext.ugm = 1.0
+yafowil.plone = 4.0.0a5
 
 # plone products backports (maybe need to be removed when upgrading plone versions)
 plone.restapi = 8.43.3