Strip exited with code 1 can't open mtouch-symbols.list when setting _ExportSymbolsExplicitly=false

[rolfbjarne]

Unit test: rolfbjarne@dfab71b

Example binlog: https://github.com/user-attachments/files/24874493/msbuild.zip

Spin-off from #24046 (binlog in #24046 (comment)).