Fix syntax errors encountered on cloud machine

Summary:
Got an error when testing on G4:

Traceback (most recent call last): File "/home/ec2-user/DCPerf/./perfpub/perfpub.py", line 5, in <module> import utils # pyre-ignore[21]: This file is only used in open-source environments File "/home/ec2-user/DCPerf/perfpub/utils.py", line 776 res += f"version_source,{db_fields["version_source"]}\n"

Reviewed By: excelle08

Differential Revision: D87276906

fbshipit-source-id: 267d7e49185d909e981e14ffeae0668e453b02b2

Author: charles-typ

perfpub/utils.py

@@ -773,11 +773,11 @@ def process_metrics(
 
     if "version_info" in bm_metrics:
         db_fields["version_source"] = f'"{bm_metrics["version_info"]["source"]}"'
-        res += f"version_source,{db_fields["version_source"]}\n"
+        res += f"version_source,{db_fields['version_source']}\n"
         db_fields["version_uuid"] = f'"{bm_metrics["version_info"]["uuid"]}"'
-        res += f"version_uuid,{db_fields["version_uuid"]}\n"
+        res += f"version_uuid,{db_fields['version_uuid']}\n"
         db_fields["version"] = f'"{bm_metrics["version_info"]["version"]}"'
-        res += f"version,{db_fields["version"]}\n"
+        res += f"version,{db_fields['version']}\n"
 
     # benchmark args
     res += "benchmark args,\n"