blockifier_test_utils: remove committed Cairo 1 compiled artifacts

Made-with: Cursor

Author: Yoni-Starkware

.gitattributes

@@ -1,7 +1,5 @@
 # Diffs of compilation artifacts of test contracts do not require review.
 crates/blockifier_test_utils/resources/feature_contracts/cairo0/compiled/*.json -diff
-crates/blockifier_test_utils/resources/feature_contracts/cairo1/compiled/*.json -diff
-crates/blockifier_test_utils/resources/feature_contracts/cairo1/sierra/*.json -diff
 
 # Hint coverage of specific test cases do not require review - we use these artifacts to compute the
 # list of all uncovered hints, which *should* be reviewed.

.gitignore

@@ -55,6 +55,10 @@ deployments/papyrus/helm/config/*
 
 integration_test_temporary_logs
 
+# Cairo 1 compiled artifacts (deprecated, generated on-demand, cached in target/).
+crates/blockifier_test_utils/resources/feature_contracts/cairo1/compiled/*.json
+crates/blockifier_test_utils/resources/feature_contracts/cairo1/sierra/*.json
+
 # Claude Code local config
 .claude*.local*
 .claude/*.local*