gnucash stable: Restore cmake_uninstall.cmake.in using file(REMOVE).

[John Ralls]

Updated	 via  https://github.com/Gnucash/gnucash/commit/b5c19377 (commit)
	from  https://github.com/Gnucash/gnucash/commit/618cd558 (commit)



commit b5c1937702ca7a8fba772a47b2ac7fa6b8857bf5
Author: John Ralls <jralls at ceridwen.us>
Date:   Sun Feb 2 09:32:29 2025 -0800

    Restore cmake_uninstall.cmake.in using file(REMOVE).
    
    Instead of execute_process. It's more portable long-term.



Summary of changes:
 CMakeLists.txt                 |  6 +++---
 cmake/CMakeLists.txt           |  2 +-
 cmake/cmake_uninstall.cmake.in | 19 +++++++++++++++++++
 cmake/cmake_uninstall.sh.in    | 13 -------------
 4 files changed, 23 insertions(+), 17 deletions(-)
 create mode 100644 cmake/cmake_uninstall.cmake.in
 delete mode 100644 cmake/cmake_uninstall.sh.in