Fix a syntax error bug when compiling rc files with the VERSIONINFO resource
containing more than one language block inside a single StringFileInfo block.
* windint.h (rc_ver_stringtable): New structure definition.
(rc_ver_info): Use it.
* rcparse.y (verstringtable): New variable.
(verstringtables): New type.
(verstringtables:): New rule declaration.
(verblocks:): Use it.
* resrc.c (append_ver_stringtable): New function.
(append_ver_stringfileinfo): Update to use stringtables.
* windres.h (append_ver_stringfileinfo): Update declaration.
(append_ver_stringtable): New declaration.
* resrc.c (write_rc_versioninfo): Update to support multiple blocks.
* resbin.c (bin_to_res_version): Likewise.
(res_to_bin_versioninfo): Likewise.
* binutils-all\windres\version.rsd: Regenerate.
* binutils-all\windres\version_cat.rsd: Regenerate.
* binutils-all\windres\version_mlang.rc: Add new test.
* binutils-all\windres\version_mlang.rsd: Likewise.
