Rename CMake required flags variable in crc32c #32847

1. 
   vtjl10 commented at 9:43 am on July 1, 2025: none

   0
   1This pull request fixes a typo in the variable name used to restore CMake required flags in `src/crc32c/CMakeLists.txt`
   2
   3- Corrected `REQURED` → `REQUIRED`
   4- Ensures the correct variable is referenced when resetting CMake flags
   

2. Update CMakeLists.txt d3a562acde
3. 
   DrahtBot commented at 9:43 am on July 1, 2025: contributor

   The following sections might be updated with supplementary metadata relevant to reviewers and maintainers.

   Code Coverage & Benchmarks

   For details see: https://corecheck.dev/bitcoin/bitcoin/pulls/32847.

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4. fanquake closed this on Jul 1, 2025

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5. 
   fanquake commented at 9:44 am on July 1, 2025: member

   Changes to this subtree should go to https://github.com/bitcoin-core/crc32c-subtree.

Contributors
vtjl10 DrahtBot fanquake