Prepare for the next release

- crossbeam-deque 0.7.3 -> 0.7.4

Author: taiki-e

crossbeam-deque/CHANGELOG.md

@@ -1,3 +1,7 @@
+# Version 0.7.4
+
+- Fix deque steal race condition.
+
 # Version 0.7.3
 
 - Stop stealing from the same deque. (#448)

crossbeam-deque/Cargo.toml

@@ -4,7 +4,7 @@ name = "crossbeam-deque"
 # - Update CHANGELOG.md
 # - Update README.md
 # - Create "crossbeam-deque-X.Y.Z" git tag
-version = "0.7.3"
+version = "0.7.4"
 authors = ["The Crossbeam Project Developers"]
 license = "MIT/Apache-2.0"
 readme = "README.md"