Add RISC-V support for standalone functions #1316

Job	Run time
Resolve Modules	3s
GolangCI Lint (./benchmarks/video-analytics)	57s
GolangCI Lint (./benchmarks/chained-function-serving)	1m 7s
GolangCI Lint (./benchmarks/hotel-app)	48s
GolangCI Lint (./benchmarks/gg/benchmarks)	34s
GolangCI Lint (./benchmarks/aes/go)	43s
GolangCI Lint (./benchmarks/chained-function-eventing)	40s
GolangCI Lint (./benchmarks/fibonacci)	45s
GolangCI Lint (./benchmarks/auth/go)	40s
GolangCI Lint (./benchmarks/corral)	58s
GolangCI Lint (./utils/storage/go)	37s
GolangCI Lint (./utils/tracing/integ-tests/client-server/goclient)	42s
GolangCI Lint (./utils/tracing/go)	40s
GolangCI Lint (./utils/protobuf/helloworld)	32s
GolangCI Lint (./tools/endpoint)	24s
GolangCI Lint (./tools/test-client)	42s
GolangCI Lint (./tools/relay)	40s
GolangCI Lint (./tools/trace-plotter)	49s
GolangCI Lint (./tools/benchmarking_eventing)	49s
GolangCI Lint (./tools/invoker)	40s
GolangCI Lint (./tools/invoker/proto)	34s
GolangCI Lint (./tools/deployer)	24s
	14m 48s

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