OPM-Upscaling 2025.10 Release

What's Changed

• bump OPM version by @multitalentloes in #399
• Chase CpGrid CPG Processing API Change by @bska in #397
• fixed: parallel execution of relperm upscaling by @akva2 in #404
• fix build without MPI by @akva2 in #405
• Janitoring: fix doxy issues by @akva2 in #407
• Removing trailing spaces and adding eol at eof by @daavid00 in #408
• Extending .gitignore by @daavid00 in #410
• Bump OPM version to 2025.10 by @daavid00 in #411

New Contributors

• @daavid00 made their first contribution in #408

Full Changelog: release/2025.04/final...release/2025.10/final