Merge pull request #11809 from cvpcs/flatpak_rdpecam

Enable RDPECAM client in flatpak release

packaging/flatpak/com.freerdp.FreeRDP.json

@@ -67,6 +67,7 @@
 				"-DWITH_FREERDP_DEPRECATED_COMMANDLINE=ON",
 				"-DCHANNEL_TSMF:BOOL=OFF",
 				"-DCHANNEL_URBDRC:BOOL=ON",
+				"-DCHANNEL_RDPECAM_CLIENT:BOOL=ON",
 				"-DBUILD_TESTING:BOOL=OFF",
 				"-DWITH_MANPAGES:BOOL=OFF",
 				"-DWITH_KRB5:BOOL=ON",