[task scheduler] Move files from build_scheduler/ to task_scheduler/

task_scheduler/go/scheduling/task_scheduler_test.go

-package task_scheduler
+package scheduling
 
 import (
         "encoding/json"
         "fmt"
         "io/ioutil"
         "math"
         "os"
         "path"
         "path/filepath"
         "runtime"
         "sort"
         "strings"
         "testing"
         "time"
 
         swarming_api "github.com/luci/luci-go/common/api/swarming/swarming/v1"
         assert "github.com/stretchr/testify/require"
-        "go.skia.org/infra/build_scheduler/go/db"
         "go.skia.org/infra/go/buildbot"
         "go.skia.org/infra/go/exec"
         "go.skia.org/infra/go/gitinfo"
         "go.skia.org/infra/go/gitrepo"
         "go.skia.org/infra/go/isolate"
         "go.skia.org/infra/go/swarming"
         "go.skia.org/infra/go/testutils"
         "go.skia.org/infra/go/util"
+        "go.skia.org/infra/task_scheduler/go/db"
 )
 
 func makeTask(name, repo, revision string) *db.Task {
         return &db.Task{
                 Commits:  []string{revision},
                 Created:  time.Now(),
                 Name:     name,
                 Repo:     repo,
                 Revision: revision,
         }
@@ skipping 1346 matching lines @@
         assert.NoError(t, s.MainLoop())
         assert.Equal(t, 0, len(s.queue))
         tasks, err = cache.GetTasksForCommits(repoName, commits)
         assert.NoError(t, err)
         for _, byName := range tasks {
                 for _, task := range byName {
                         assert.Equal(t, 1, len(task.Commits))
                 }
         }
 }