meson: Add missing boost dependency to message test

Since message test utilizes boost library add it to the dependencies.

Change-Id: Ib027e34931d00ec288f0d5dba4b38911fd8affc3
Signed-off-by: Konstantin Aladyshev <aladyshev22@gmail.com>
diff --git a/test/meson.build b/test/meson.build
index dac2313..c8918f9 100644
--- a/test/meson.build
+++ b/test/meson.build
@@ -58,7 +58,7 @@
     include_directories: root_inc,
     build_by_default: false,
     implicit_include_directories: false,
-    dependencies: [phosphor_logging_dep, crypto, systemd, sdbusplus_dep, gtest, gmock]
+    dependencies: [boost_coroutine, phosphor_logging_dep, crypto, systemd, sdbusplus_dep, gtest, gmock]
   ))
 
 # Build/add closesession_unittest to test suite