tizen: Add dependency to boost for devel package

Bug: https://jira.iotivity.org/browse/IOT-2541
Bug-Tizen: https://bugs.tizen.org/jira/browse/TINF-861
Change-Id: Ia37aade9f23db37bb7e86a81e8639d2b6e0300cd
Signed-off-by: Philippe Coval <philippe.coval@osg.samsung.com>

tools/tizen/iotivity.spec

@@ -155,6 +155,7 @@ Summary: Development files for %{name}
 Group: Network & Connectivity/Development
 Requires: %{name} = %{version}-%{release}
 Requires: pkgconfig
+Requires: boost-devel
 
 %description devel
 The %{name}-devel package contains libraries and header files for