Bump version in README
Update askama version in the README.
Makes the example below compile and work
@@ -60,10 +60,10 @@ First, add the following to your crate's `Cargo.toml`:
build = "build.rs"
# in section [dependencies]
-askama = "0.3"
+askama = "0.5"
# in section [build-dependencies]
-askama = "0.3"
+askama = "0.5"
```
Because Askama will generate Rust code from your template files,
