Update Prometheus with async chunk mapper changes.

Included changes:

grafana/mimir-prometheus#131
grafana/mimir-prometheus#247

These should result is lower memory usage by chunk mapper.

go.mod

@@ -226,7 +226,7 @@ replace git.apache.org/thrift.git => github.com/apache/thrift v0.0.0-20180902110
 replace github.com/bradfitz/gomemcache => github.com/themihai/gomemcache v0.0.0-20180902122335-24332e2d58ab
 
 // Using a fork of Prometheus while we work on querysharding to avoid a dependency on the upstream.
-replace github.com/prometheus/prometheus => github.com/grafana/mimir-prometheus v0.0.0-20220518151708-ceaa77f14d6a
+replace github.com/prometheus/prometheus => github.com/grafana/mimir-prometheus v0.0.0-20220607154228-1e2d2fb2d8ce
 
 // Pin hashicorp depencencies since the Prometheus fork, go mod tries to update them.
 replace github.com/hashicorp/go-immutable-radix => github.com/hashicorp/go-immutable-radix v1.2.0

go.sum

@@ -1053,8 +1053,8 @@ github.com/grafana/e2e v0.1.1-0.20220519104354-1db01e4751fe h1:mxrRWDjKtob43xF9n
 github.com/grafana/e2e v0.1.1-0.20220519104354-1db01e4751fe/go.mod h1:+26VJWpczg2OU3D0537acnHSHzhJORpxOs6F+M27tZo=
 github.com/grafana/memberlist v0.3.1-0.20220425183535-6b97a09b7167 h1:PgEQkGHR4YimSCEGT5IoswN9gJKZDVskf+he6UClCLw=
 github.com/grafana/memberlist v0.3.1-0.20220425183535-6b97a09b7167/go.mod h1:MS2lj3INKhZjWNqd3N0m3J+Jxf3DAOnAH9VT3Sh9MUE=
-github.com/grafana/mimir-prometheus v0.0.0-20220518151708-ceaa77f14d6a h1:Pkqac/osviA8l3NuNLORELHtRueAtXKZPenfMcdSjKk=
-github.com/grafana/mimir-prometheus v0.0.0-20220518151708-ceaa77f14d6a/go.mod h1:W59JUgfj423JtdkiZLvblAJD4IQeE04y26z0CL7DVKc=
+github.com/grafana/mimir-prometheus v0.0.0-20220607154228-1e2d2fb2d8ce h1:4C+cNC/u97P+ugUpQfpg/PXdPWRG85/u2VYSaqOv2L8=
+github.com/grafana/mimir-prometheus v0.0.0-20220607154228-1e2d2fb2d8ce/go.mod h1:W59JUgfj423JtdkiZLvblAJD4IQeE04y26z0CL7DVKc=
 github.com/grafana/regexp v0.0.0-20220304095617-2e8d9baf4ac2 h1:uirlL/j72L93RhV4+mkWhjv0cov2I0MIgPOG9rMDr1k=
 github.com/grafana/regexp v0.0.0-20220304095617-2e8d9baf4ac2/go.mod h1:M5qHK+eWfAv8VR/265dIuEpL3fNfeC21tXXp9itM24A=
 github.com/gregjones/httpcache v0.0.0-20180305231024-9cad4c3443a7/go.mod h1:FecbI9+v66THATjSRHfNgh1IVFe/9kFxbXtjV0ctIMA=