Remove Travis-based CI

Author: teskje

.travis.yml

@@ -15,9 +15,6 @@ version = "0.5.0"
 features = ["stm32f303xc", "rt", "stm32-usbd"]
 targets = ["thumbv7em-none-eabihf"]
 
-[badges]
-travis-ci = { repository = "stm32-rs/stm32f3xx-hal" }
-
 [dependencies]
 cortex-m = "0.6"
 cortex-m-rt = "0.6"

Cargo.toml

@@ -1,6 +1,6 @@
 # stm32f3xx-hal
 
-[![Build Status](https://travis-ci.com/stm32-rs/stm32f3xx-hal.svg)](https://travis-ci.com/stm32-rs/stm32f3xx-hal)
+[![Build Status](https://github.com/stm32-rs/stm32f3xx-hal/workflows/CI/badge.svg)](https://github.com/stm32-rs/stm32f3xx-hal/actions)
 [![Crate](https://img.shields.io/crates/v/stm32f3xx-hal.svg)](https://crates.io/crates/stm32f3xx-hal)
 [![Docs](https://docs.rs/stm32f3xx-hal/badge.svg)](https://docs.rs/stm32f3xx-hal)