Fixup: add forgotten trailing / .

component/osie-coupler/buildout.cfg

@@ -20,11 +20,11 @@ revision = 7d6b1af
 [osie-coupler]
 recipe = slapos.recipe.cmmi
 path = ${osie-repository:location}/coupler
-bin_dir = ${buildout:directory}/bin
+bin_dir = ${buildout:directory}/bin/
 environment =
   PATH=${gcc:prefix}/bin:/usr/bin
   C_INCLUDE_PATH=${open62541:location}/include:${open62541:location}/deps:${open62541:location}/src/pubsub
   LDFLAGS=-L${open62541:location}/lib -Wl,-rpath=${open62541:location}/lib -L ${mbedtls:location}/lib -Wl,-rpath=${mbedtls:location}/lib
 configure-command = true
 post-install =
-  cp bin/server ${:bin_dir}/
+  cp bin/server ${:bin_dir}