fix rpm spec for SLED 11

[linphone] / mediastreamer2

diff --git a/mediastreamer2 b/mediastreamer2
index 668bdcc2c04a487fb94f31b7790ef301908c47b5..c8106487faa8cee02f4dd94b03e4f9185b236b4e 160000 (submodule)
--- a/mediastreamer2
+++ b/mediastreamer2
@@ -1 +1 @@
-Subproject commit 668bdcc2c04a487fb94f31b7790ef301908c47b5
+Subproject commit c8106487faa8cee02f4dd94b03e4f9185b236b4e