bare/texinfo: Add back texinfo-7.0.3.cfg which was removed by sb-track
requested to merge chris/rtems-source-builder:60-rsb-all-toolset-builds-fail-on-6-1rc4-looking-for-texinfo into 6
Summary
Add back texinfo-7.0.3.cfg which was removed by sb-track
The tool will be fixed on main. This is isolated to the 6 release branch.
Closes #60 (closed)