fix a small spelling mistake.
@ -90,7 +90,7 @@ git clone git://github.com/herumi/cybozulib_ext ; for only Windows
# Build and test on x86-64 Linux, macOS, ARM and ARM64 Linux
To make lib/libmcl.a and test it:
```
cod work/mcl
cd work/mcl
make test
To benchmark a pairing: