Bump github.com/ipfs/go-datastore from 0.4.1 to 0.4.2

Bumps [github.com/ipfs/go-datastore](https://github.com/ipfs/go-datastore) from 0.4.1 to 0.4.2.
- [Release notes](https://github.com/ipfs/go-datastore/releases)
- [Commits](https://github.com/ipfs/go-datastore/compare/v0.4.1...v0.4.2)
Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

go.mod

@@ -5,7 +5,7 @@ require (
 	github.com/ipfs/bbloom v0.0.4
 	github.com/ipfs/go-block-format v0.0.2
 	github.com/ipfs/go-cid v0.0.5
-	github.com/ipfs/go-datastore v0.4.1
+	github.com/ipfs/go-datastore v0.4.2
 	github.com/ipfs/go-ipfs-ds-help v1.0.0
 	github.com/ipfs/go-ipfs-util v0.0.1
 	github.com/ipfs/go-log v0.0.1

go.sum

@@ -20,6 +20,8 @@ github.com/ipfs/go-cid v0.0.5 h1:o0Ix8e/ql7Zb5UVUJEUfjsWCIY8t48++9lR8qi6oiJU=
 github.com/ipfs/go-cid v0.0.5/go.mod h1:plgt+Y5MnOey4vO4UlUazGqdbEXuFYitED67FexhXog=
 github.com/ipfs/go-datastore v0.4.1 h1:W4ZfzyhNi3xmuU5dQhjfuRn/wFuqEE1KnOmmQiOevEY=
 github.com/ipfs/go-datastore v0.4.1/go.mod h1:SX/xMIKoCszPqp+z9JhPYCmoOoXTvaa13XEbGtsFUhA=
+github.com/ipfs/go-datastore v0.4.2 h1:h8/n7WPzhp239kkLws+epN3Ic7YtcBPgcaXfEfdVDWM=
+github.com/ipfs/go-datastore v0.4.2/go.mod h1:SX/xMIKoCszPqp+z9JhPYCmoOoXTvaa13XEbGtsFUhA=
 github.com/ipfs/go-ipfs-delay v0.0.0-20181109222059-70721b86a9a8/go.mod h1:8SP1YXK1M1kXuc4KJZINY3TQQ03J2rwBG9QfXmbRPrw=
 github.com/ipfs/go-ipfs-ds-help v1.0.0 h1:bEQ8hMGs80h0sR8O4tfDgV6B01aaF9qeTrujrTLYV3g=
 github.com/ipfs/go-ipfs-ds-help v1.0.0/go.mod h1:ujAbkeIgkKAWtxxNkoZHWLCyk5JpPoKnGyCcsoF6ueE=