update objstore version to latest (thanos-io#6746)

Signed-off-by: Ben Ye <benye@amazon.com>

go.mod

@@ -65,7 +65,7 @@ require (
 	github.com/prometheus/prometheus v0.46.1-0.20230818184859-4d8e380269da
 	github.com/sony/gobreaker v0.5.0
 	github.com/stretchr/testify v1.8.4
-	github.com/thanos-io/objstore v0.0.0-20230913122821-eb06103887ab
+	github.com/thanos-io/objstore v0.0.0-20230921130928-63a603e651ed
 	github.com/thanos-io/promql-engine v0.0.0-20230821193351-e1ae4275b96e
 	github.com/uber/jaeger-client-go v2.30.0+incompatible
 	github.com/uber/jaeger-lib v2.4.1+incompatible // indirect

go.sum

@@ -902,8 +902,8 @@ github.com/tencentyun/cos-go-sdk-v5 v0.7.40 h1:W6vDGKCHe4wBACI1d2UgE6+50sJFhRWU4
 github.com/tencentyun/cos-go-sdk-v5 v0.7.40/go.mod h1:4dCEtLHGh8QPxHEkgq+nFaky7yZxQuYwgSJM87icDaw=
 github.com/thanos-community/galaxycache v0.0.0-20211122094458-3a32041a1f1e h1:f1Zsv7OAU9iQhZwigp50Yl38W10g/vd5NC8Rdk1Jzng=
 github.com/thanos-community/galaxycache v0.0.0-20211122094458-3a32041a1f1e/go.mod h1:jXcofnrSln/cLI6/dhlBxPQZEEQHVPCcFaH75M+nSzM=
-github.com/thanos-io/objstore v0.0.0-20230913122821-eb06103887ab h1:IfcvGL/erj7I/P5Ugoae4lUFJQ/O71ELPdFtDSNtcCQ=
-github.com/thanos-io/objstore v0.0.0-20230913122821-eb06103887ab/go.mod h1:oJ82xgcBDzGJrEgUsjlTj6n01+ZWUMMUR8BlZzX5xDE=
+github.com/thanos-io/objstore v0.0.0-20230921130928-63a603e651ed h1:iWQdY3S6DpWjelVvKKSKgS7LeLkhK4VaEnQfphB9ZXA=
+github.com/thanos-io/objstore v0.0.0-20230921130928-63a603e651ed/go.mod h1:oJ82xgcBDzGJrEgUsjlTj6n01+ZWUMMUR8BlZzX5xDE=
 github.com/thanos-io/promql-engine v0.0.0-20230821193351-e1ae4275b96e h1:kwsFCU8eSkZehbrAN3nXPw5RdMHi/Bok/y8l2C4M+gk=
 github.com/thanos-io/promql-engine v0.0.0-20230821193351-e1ae4275b96e/go.mod h1:+T/ZYNCGybT6eTsGGvVtGb63nT1cvUmH6MjqRrcQoKw=
 github.com/themihai/gomemcache v0.0.0-20180902122335-24332e2d58ab h1:7ZR3hmisBWw77ZpO1/o86g+JV3VKlk3d48jopJxzTjU=