build: remove library name from version map file name

Since each version map file is contained in the subdirectory of the library
it refers to, there is no need to include the library name in the filename.
This makes things simpler in case of library renaming.

Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
Acked-by: Luca Boccassi <bluca@debian.org>
Acked-by: Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>
Acked-by: Rosen Xu <rosen.xu@intel.com>

drivers/meson.build

@@ -166,9 +166,9 @@ foreach subpath:subdirs
 				install: true)
 
 			# now build the shared driver
-			version_map = '@0@/@1@/@2@_version.map'.format(
+			version_map = '@0@/@1@/version.map'.format(
 					meson.current_source_dir(),
-					drv_path, lib_name)
+					drv_path)
 			implib = 'lib' + lib_name + '.dll.a'
 
 			def_file = custom_target(lib_name + '_def',