Stop checking readme examples in CI

They were all ignored anyway, and adding `rust,ignore` breaks syntax
higlighting on crates.io.

Author: jamwaffles

README.md

@@ -28,7 +28,7 @@ You can also export images directly from The GIMP by saving as `.bmp` and choosi
 Load a BMP image of the Rust logo and display it in the center of the display. From
 [`examples/bmp.rs`](examples/bmp.rs):
 
-```rust,ignore
+```rust
 #![no_std]
 #![no_main]
 
@@ -111,7 +111,7 @@ The full changelog can be found [here](CHANGELOG.md). A tl;dr version is shown b
 
 Version 0.1.x
 
-```rust,ignore
+```rust
 use ssd1331::{prelude::*, Builder};
 
 let mut disp: GraphicsMode<_> = Builder::new().connect_spi(spi, dc).into();
@@ -126,7 +126,7 @@ disp.get_rotation();
 
 Version 0.2.x
 
-```rust,ignore
+```rust
 use ssd1331::{Ssd1331, DisplayRotation};
 
 let mut disp = Ssd1331::new(spi, dc, DisplayRotation::Rotate0);

src/check_readme.rs

@@ -96,7 +96,6 @@ extern crate embedded_hal as hal;
 const DISPLAY_WIDTH: u8 = 96;
 const DISPLAY_HEIGHT: u8 = 64;
 
-mod check_readme;
 mod command;
 mod display;
 mod displayrotation;