file(GET_RUNTIME_DEPENDENCIES): Support VS 2026 without VS 2022

Find MSVC tools in VS 2026 installation.

This was missed in commit 3392b371 (VS: Add Visual Studio 18 2026
generator, 2025-08-20, v4.2.0-rc1~165^2~1).  Follow the pattern from
commit 235b5fb05b (file(GET_RUNTIME_DEPENDENCIES): Support VS 2022
without VS 2019, 2022-05-19, v3.21.7~3^2).

Fixes: #27511
1 file changed