Bump numpy from 1.18.0 to 1.22.0 in /benchmarks/bert #1227

Job	Run time
Resolve Modules	5s
GolangCI Lint (./utils/storage/go)	38s
GolangCI Lint (./utils/tracing/integ-tests/client-server/goclient)	30s
GolangCI Lint (./utils/tracing/go)	24s
GolangCI Lint (./utils/protobuf/helloworld)	22s
GolangCI Lint (./benchmarks/auth/go)	40s
GolangCI Lint (./benchmarks/fibonacci)	38s
GolangCI Lint (./benchmarks/video-analytics)	50s
GolangCI Lint (./benchmarks/chained-function-eventing)	28s
GolangCI Lint (./benchmarks/corral)	49s
GolangCI Lint (./benchmarks/aes/go)	35s
GolangCI Lint (./benchmarks/gg/benchmarks)	43s
GolangCI Lint (./benchmarks/hotel-app)	41s
GolangCI Lint (./benchmarks/chained-function-serving)	52s
GolangCI Lint (./tools/test-client)	34s
GolangCI Lint (./tools/invoker)	35s
GolangCI Lint (./tools/invoker/proto)	35s
GolangCI Lint (./tools/trace-plotter)	37s
GolangCI Lint (./tools/benchmarking_eventing)	34s
GolangCI Lint (./tools/endpoint)	10s
GolangCI Lint (./tools/relay)	44s
GolangCI Lint (./tools/deployer)	14s
	12m 18s

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