cosalib/build.py: fix invalid sha256sum to sha256
Correct invalid key of 'sha256sum' to 'sha256', which was invalid per
the schema.
@@ -423,7 +423,7 @@ class _Build:
log.info(f"Calculating metadata for {fname}")
return {
"path": fname,
- "sha256sum": sha256sum_file(fpath),
+ "sha256": sha256sum_file(fpath),
"size": int(fsize)
}
