fix: Go mod and work versions

[kylebrandt]

Before with make:

$ make
cd ./cmd/chai && go install
go: downloading go1.23 (linux/amd64)
go: download go1.23 for linux/amd64: toolchain not available
make: *** [Makefile:10: chai] Error 1

Reference: https://stackoverflow.com/questions/78519711/toolchain-not-available-error-prevents-me-from-using-any-go-commands