cmake: Fix runtime library install location in mingw

This install DLLs in bin directory instead of lib.

Signed-off-by: Biswapriyo Nath <nathbappai@gmail.com>
diff --git a/library/CMakeLists.txt b/library/CMakeLists.txt
index d8d2840..a726e11 100644
--- a/library/CMakeLists.txt
+++ b/library/CMakeLists.txt
@@ -291,7 +291,9 @@
     install(
         TARGETS ${target}
         EXPORT MbedTLSTargets
-        DESTINATION ${CMAKE_INSTALL_LIBDIR}
+        ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
+        LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
+        RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
         PERMISSIONS OWNER_READ OWNER_WRITE GROUP_READ WORLD_READ)
 endforeach(target)