modules: update Gluon packages

52d7ac4 respondd-module-airtime: move const specifier to the right location
8067032 respondd-module-airtime: remove incorrect fprintf argument
1412236 respondd-module-airtime: remove PHY ID again
1dd5cd1 respondd-module-airtime: improve error handling
b4858b1 net/wgpeerselector: keep same datatype on ubus status (#250)

Signed-off-by: David Bauer <mail@david-bauer.net>

modules

@@ -13,4 +13,4 @@ PACKAGES_ROUTING_BRANCH=openwrt-21.02
 PACKAGES_ROUTING_COMMIT=d8b445726723e90df7d8858787051f262ad3ba9e
 
 PACKAGES_GLUON_REPO=https://github.com/freifunk-gluon/packages.git
-PACKAGES_GLUON_COMMIT=0a334b837f9e4bf6eec7a675c93dbc56c140afb3
+PACKAGES_GLUON_COMMIT=52d7ac4aea7dc17c639c96ad9e179137ca66e614