weston: Properly namespace modules entrypoint

Signed-off-by: Quentin Glidic <sardemff7+git@sardemff7.net>
Reviewed-by: Daniel Stone <daniels@collabora.com>
diff --git a/ivi-shell/ivi-layout.c b/ivi-shell/ivi-layout.c
index ada7a7c..bbf1bcb 100644
--- a/ivi-shell/ivi-layout.c
+++ b/ivi-shell/ivi-layout.c
@@ -2120,7 +2120,9 @@
 		end = strchrnul(p, ',');
 		snprintf(buffer, sizeof buffer, "%.*s", (int)(end - p), p);
 
-		controller_module_init = wet_load_module(buffer, "controller_module_init");
+		controller_module_init =
+			wet_load_module_entrypoint(buffer,
+						   "controller_module_init");
 		if (!controller_module_init)
 			return -1;