[BUG] Fix flaky test due to collection comparisons (#1563)

## Description of changes

*Summarize the changes made by this PR.*
 - Improvements & Bug fixes
	 - Fix flaky test due to collection comparisons
 - New functionality
	 - ...

## Test plan
*How are these changes tested?*

- [ ] make test
- [ ] CI pass

## Documentation Changes
*Are all docstrings for user-facing APIs updated if required? Do we need
to make documentation changes in the [docs
repository](https://github.com/chroma-core/docs)?*

go/coordinator/internal/coordinator/apis_test.go

@@ -317,8 +317,7 @@ func TestCreateGetDeleteCollections(t *testing.T) {
 
 	assert.NotContains(t, results, c1)
 	assert.Len(t, results, len(sampleCollections)-1)
-	assert.Equal(t, sampleCollections[1:], results)
-
+	assert.ElementsMatch(t, results, sampleCollections[1:])
 	byIDResult, err := c.GetCollections(ctx, c1.ID, nil, nil, common.DefaultTenant, common.DefaultDatabase)
 	assert.NoError(t, err)
 	assert.Empty(t, byIDResult)
@@ -788,7 +787,7 @@ func TestCreateGetDeleteSegments(t *testing.T) {
 	testTypeB := "test_type_b"
 	result, err = c.GetSegments(ctx, types.NilUniqueID(), &testTypeB, nil, nil, types.NilUniqueID())
 	assert.NoError(t, err)
-	assert.Equal(t, sampleSegments[1:], result)
+	assert.ElementsMatch(t, result, sampleSegments[1:])
 
 	// Find by collection ID
 	result, err = c.GetSegments(ctx, types.NilUniqueID(), nil, nil, nil, sampleCollections[0].ID)
@@ -814,7 +813,7 @@ func TestCreateGetDeleteSegments(t *testing.T) {
 	assert.NoError(t, err)
 	assert.NotContains(t, results, s1)
 	assert.Len(t, results, len(sampleSegments)-1)
-	assert.Equal(t, sampleSegments[1:], results)
+	assert.ElementsMatch(t, results, sampleSegments[1:])
 
 	// Duplicate delete throws an exception
 	err = c.DeleteSegment(ctx, s1.ID)

go/coordinator/internal/metastore/coordinator/model_db_convert_test.go

@@ -1,6 +1,7 @@
 package coordinator
 
 import (
+	"sort"
 	"testing"
 
 	"github.com/chroma/chroma-coordinator/internal/metastore/db/dbmodel"
@@ -42,6 +43,9 @@ func TestConvertCollectionMetadataToDB(t *testing.T) {
 		},
 	}
 	dbCollectionMetadataList = convertCollectionMetadataToDB("collectionID", metadata)
+	sort.Slice(dbCollectionMetadataList, func(i, j int) bool {
+		return *dbCollectionMetadataList[i].Key < *dbCollectionMetadataList[j].Key
+	})
 	assert.NotNil(t, dbCollectionMetadataList)
 	assert.Len(t, dbCollectionMetadataList, 3)
 	assert.Equal(t, "collectionID", dbCollectionMetadataList[0].CollectionID)