Bump Rust version

Author: piperswe

datom-c/Cargo.toml

@@ -6,7 +6,7 @@
 name = "datom-c"
 version = "0.1.1-pre4"
 authors = ["Lutris, Inc <[email protected]>"]
-edition = "2018"
+edition = "2021"
 description = "C bindings for an open-source database inspired by Datomic"
 readme = "../README.md"
 homepage = "https://os.lutris.engineering/datom-rs/"

datom-java/Cargo.toml

@@ -6,7 +6,7 @@
 name = "datom-java"
 version = "0.1.1-pre4"
 authors = ["Lutris, Inc <[email protected]>"]
-edition = "2018"
+edition = "2021"
 description = "Java bindings for an open-source database inspired by Datomic"
 readme = "../README.md"
 homepage = "https://os.lutris.engineering/datom-rs/"

datom-node/Cargo.toml

@@ -6,7 +6,7 @@
 name = "datom-node"
 version = "0.1.1-pre4"
 authors = ["Lutris, Inc <[email protected]>"]
-edition = "2018"
+edition = "2021"
 description = "Node.js bindings for an open-source database inspired by Datomic"
 readme = "../README.md"
 homepage = "https://os.lutris.engineering/datom-rs/"

datom/Cargo.toml

@@ -6,7 +6,7 @@
 name = "datom"
 version = "0.1.1-pre4"
 authors = ["Lutris, Inc <[email protected]>"]
-edition = "2018"
+edition = "2021"
 description = "datom-rs: an open-source database inspired by Datomic"
 readme = "../README.md"
 homepage = "https://os.lutris.engineering/datom-rs/"