Fix stage flow name for PCF2 (#103)

Summary:
Pull Request resolved: #103

This was incorrectly assigned, it's supposed to be the name of a class

Reviewed By: jrodal98

Differential Revision: D34951110

fbshipit-source-id: 0a7237f53b71a3ba29c6fc170bdf47522281b4b0

fbpcf/tests/github/config.sh

@@ -42,7 +42,7 @@ export LIFT_PARTNER_EXPECTED_RESULT=$LIFT_RESULT_PATH/partner_expected_result.js
 export ATTRIBUTION_PUBLISHER_NAME="pa_publisher_github"
 export ATTRIBUTION_PARTNER_NAME="pa_partner_github"
 
-export ATTRIBUTION_STAGE_FLOW="private_computation_pcf2_stage_flow"
+export ATTRIBUTION_STAGE_FLOW="PrivateComputationPCF2StageFlow"
 
 export ATTRIBUTION_NUM_FILES_PER_MPC_CONTAINER=1
 export ATTRIBUTION_CONCURRENCY=1