bump x/crypto to 0.31.0 #295

	name: go-build
	on:
	push:
	branches:
	- main
	pull_request:

	permissions:
	contents: read

	jobs:
	test-go:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/setup-go@v5
	with:
	go-version: "1.21"
	- uses: actions/checkout@v4
	- name: build
	run: go build ./...
	- name: test
	run: go test -timeout=5m -race -coverprofile=c.out ./...

Provide feedback