Make integration test suites reusable by apps (#6711)

* WIP on refactoring new integration tests.

* godocs

* godocs

* Fix ineff assign

* Updates

* Updates

* fix test

* refactor crisis, distr testsuites

* fix import issue

* refactor x/auth

* refactor x/authz

* refactor x/evidence

* refactor x/feegrant

* refactor x/genutil

* refactor x/gov

* refactor x/mint

* refactor x/params

* refactor x/{auth_vesting, slashing, staking}

* fix lint

* fix tests & lint

* fix lint

* fix tests

* lint

* lint

* fix lint memory

* add missing `norace` build flag

* update feegrant cfg

* fix lint

Co-authored-by: atheesh <atheesh@vitwit.com>
Co-authored-by: atheeshp <59333759+atheeshp@users.noreply.github.com>

x/auth/client/testutil/cli_test.go

@@ -0,0 +1,17 @@
+// +build norace
+
+package testutil
+
+import (
+	"testing"
+
+	"github.com/cosmos/cosmos-sdk/testutil/network"
+
+	"github.com/stretchr/testify/suite"
+)
+
+func TestIntegrationTestSuite(t *testing.T) {
+	cfg := network.DefaultConfig()
+	cfg.NumValidators = 2
+	suite.Run(t, NewIntegrationTestSuite(cfg))
+}