[gupnp/gupnp-1.4] subprojects: Pin to stable GSSDP version

[Jens Georg <jensgeorg src gnome org>]

commit e2e371c3b30edcd85409fe98323d90c5c9b75711
Author: Jens Georg <mail jensge org>
Date:   Wed Oct 27 11:38:36 2021 +0200

    subprojects: Pin to stable GSSDP version

 subprojects/gssdp-1.2.wrap | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/subprojects/gssdp-1.2.wrap b/subprojects/gssdp-1.2.wrap
index 34d9b0b..469c75d 100644
--- a/subprojects/gssdp-1.2.wrap
+++ b/subprojects/gssdp-1.2.wrap
@@ -1,6 +1,6 @@
 [wrap-git]
 url = https://gitlab.gnome.org/GNOME/gssdp.git
-revision = master
+revision = gssdp-1.4
 depth = 1
  
 [provides]