docs: Package summary and description updated

chore: Align requirements and sub-package structure with the rest of the aws c lib packages

tests: add missing %ctest to spec file

feat: update to 0.1.18

chore: Generic prefix in cmake patch file

chore: Rename cmake path patch

feat: Add initial version. Based on aws-checksums-0.1.12-1.fc40.src.rpm from Benson Muite (fed500)

chore: Initial commit