chore: bump version to 0.5.0

Author: lalinsky

README.md

@@ -13,7 +13,7 @@ There are multiple options on how to encode struct fields, in order to generate
 1) Add msgpack.zig as a dependency in your `build.zig.zon`:
 
 ```bash
-zig fetch --save "git+https://github.com/lalinsky/msgpack.zig?ref=v0.4.0"
+zig fetch --save "git+https://github.com/lalinsky/msgpack.zig?ref=v0.5.0"
 ```
 
 2) In your `build.zig`, add the `msgpack` module as a dependency you your program:

build.zig.zon

@@ -1,6 +1,6 @@
 .{
     .name = .msgpack,
-    .version = "0.4.0",
+    .version = "0.5.0",
     .minimum_zig_version = "0.15.1",
     .dependencies = .{},
     .fingerprint = 0x6733a7563cbdeb64,