Update cargo version

cpmech · cpmech · commit d03404deb845 · 2022-05-14T21:09:06.000+10:00
diff --git a/Cargo.toml b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "plotpy"
-version = "0.2.4"
+version = "0.3.0"
 edition = "2021"
 license = "MIT"
 description = "Rust plotting library using Python (Matplotlib)"
