Add the generated version header to the file list

Otherwise it may not be generated yet on first build.

meson.build

@@ -47,6 +47,7 @@ shared_library(
     'src/common/serialization.cpp',
     'src/plugin/host-bridge.cpp',
     'src/plugin/plugin.cpp',
+    version_header,
   ],
   native : true,
   include_directories : include_dir,
@@ -65,6 +66,7 @@ executable(
     'src/wine-host/plugin-bridge.cpp',
     'src/wine-host/vst-host.cpp',
     'src/wine-host/utils.cpp',
+    version_header,
   ],
   native : false,
   include_directories : include_dir,

src/common/config/meson.build

@@ -1,6 +1,6 @@
 # Generate a file containing the last annotated git tag and possibly also the
 # amount of commits since then and the hash of the last commit
-vcs_tag(
+version_header = vcs_tag(
   command : ['git', 'describe', '--always'],
   input : 'version.h.in',
   output : 'version.h',