fix: minor error while running with duration

[chloeminkyung]

fix: minor error while running with duration

[coveralls]

Pull Request Test Coverage Report for Build 4627991522

• 0 of 0 changed or added relevant lines in 0 files are covered.
• 501 unchanged lines in 15 files lost coverage.
• Overall coverage decreased (-0.1%) to 72.131%

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Files with Coverage Reduction	New Missed Lines	%
dozer-api/src/grpc/shared_impl/filter/mod.rs	1	91.89%
dozer-api/src/grpc/shared_impl/mod.rs	1	76.09%
dozer-cache/src/cache/lmdb/indexing.rs	1	86.52%
dozer-orchestrator/src/simple/orchestrator.rs	1	58.21%
dozer-sql/src/pipeline/aggregation/avg.rs	1	54.26%
dozer-api/src/grpc/typed/service.rs	3	70.03%
dozer-api/src/grpc/typed/tests/service.rs	4	90.0%
dozer-cache/src/cache/index/mod.rs	5	94.05%
dozer-api/src/grpc/typed/helper.rs	20	46.5%
dozer-sql/src/pipeline/projection/factory.rs	22	77.32%

Totals
Change from base Build 4627935319:	-0.1%
Covered Lines:	34829
Relevant Lines:	48286

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💛 - Coveralls