Merge bitcoin/bitcoin#25863: test: remove unused norm_prv parameter in descriptor_tests.cpp.

57d1367 test: remove unused `norm_prv` parameter (w0xlt)

Pull request description:

  This PR removes the unused `norm_prv` parameter in `src/test/descriptor_tests.cpp`.

ACKs for top commit:
  achow101:
    ACK 57d1367

Tree-SHA512: 5b16b6bea94db0b5f2c3675b6529312b50e120d4ec7633e4184dd4ba6fc04e086efb273b9e61f748c8a15cbdc243450b09fc58ec7343379f3151a3b9e7e37106

Author: fanquake