test: fix inline test on noopt builder
test: fix inline test on noopt builder

CL 394074 broke the noopt builder. Something about time.After's inlining
depends on the build flags to make.bash, not the build flags that run.go
passes.

Change-Id: Ib284c66ea2008a4d32829c055d57c54a34ec3fb4
Reviewed-on: https://go-review.googlesource.com/c/go/+/396037
Trust: Keith Randall <8c99c3a9284e493be632950b84cd789d08ed3e9d@golang.org>
Run-TryBot: Keith Randall <8c99c3a9284e493be632950b84cd789d08ed3e9d@golang.org>
TryBot-Result: Gopher Robot <66cb808b70d30c07676d5e946fee83fd561249e5@golang.org>
Reviewed-by: Emmanuel Odeke <bd234ba4276433f0e5fc7a8fa2d18274fa711567@orijtech.com>

golang/go,golang/go,nawawi/go,nawawi/go,nawawi/go,golang/go,golang/go,CAFxX/go,CAFxX/go,nawawi/go,CAFxX/go,CAFxX/go,nawawi/go,golang/go,golang/go,nawawi/go,CAFxX/go,golang/go,CAFxX/go,golang/go,nawawi/go,CAFxX/go,CAFxX/go,nawawi/go