Removing supplier concept from the sql store (#16355)

* Removing supplier concept from the sql store

* Removing other metions to supplier

* Fixing gofmt

* Fixing gofmt

* Renaming NewSqlStore to New

* Fixing tests

Co-authored-by: Mattermod <mattermod@users.noreply.github.com>

store/storetest/thread_store.go

@@ -13,7 +13,7 @@ import (
 	"github.com/stretchr/testify/require"
 )
 
-func TestThreadStore(t *testing.T, ss store.Store, s SqlSupplier) {
+func TestThreadStore(t *testing.T, ss store.Store, s SqlStore) {
 	t.Run("ThreadStorePopulation", func(t *testing.T) { testThreadStorePopulation(t, ss) })
 }