release: release version 0.15.1

This release is just so we can publish the crates to crates.io. We
couldn't publish the 0.15.0 crates because `jj-lib-proc-macros` had
`publish = false`.

CHANGELOG.md

@@ -15,6 +15,9 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Fixed bugs
 
+## [0.15.1] - 2024-03-06
+
+No code changes (fixing Rust `Cargo.toml` stuff).
 
 ## [0.15.0] - 2024-03-06
 

Cargo.toml

@@ -5,7 +5,7 @@ resolver = "2"
 members = ["cli", "lib", "lib/gen-protos", "lib/proc-macros", "lib/testutils"]
 
 [workspace.package]
-version = "0.15.0"
+version = "0.15.1"
 license = "Apache-2.0"
 rust-version = "1.76"                                 # NOTE: remember to update CI, contributing.md, changelog.md, and flake.nix
 edition = "2021"
@@ -115,8 +115,8 @@ zstd = "0.12.4"
 # put all inter-workspace libraries, i.e. those that use 'path = ...' here in
 # their own (alphabetically sorted) block
 
-jj-lib = { path = "lib", version = "0.15.0" }
-jj-lib-proc-macros = { path = "lib/proc-macros", version = "0.15.0" }
+jj-lib = { path = "lib", version = "0.15.1" }
+jj-lib-proc-macros = { path = "lib/proc-macros", version = "0.15.1" }
 testutils = { path = "lib/testutils" }
 
 # Insta suggests compiling these packages in opt mode for faster testing.