Remove trailing spaces in 'README.md' files

Author: regexident

examples/examples/data-channels-detach-create/README.md

@@ -1,6 +1,7 @@
 # data-channels-detach-create
-data-channels-detach-create is an example that shows how you can detach a data channel. 
-This allows direct access the the underlying [webrtc-rs/data](https://github.com/webrtc-rs/data). 
+
+data-channels-detach-create is an example that shows how you can detach a data channel.
+This allows direct access the the underlying [webrtc-rs/data](https://github.com/webrtc-rs/data).
 
 The example mirrors the data-channels-create example.
 

examples/examples/data-channels-flow-control/README.md

@@ -2,7 +2,7 @@
 This example demonstrates how to use the following property / methods.
 
 * pub async fn buffered_amount(&self) -> usize
-* pub async fn set_buffered_amount_low_threshold(&self, th: usize) 
+* pub async fn set_buffered_amount_low_threshold(&self, th: usize)
 * pub async fn buffered_amount_low_threshold(&self) -> usize
 * pub async fn on_buffered_amount_low(&self, f: OnBufferedAmountLowFn)
 

examples/examples/play-from-disk-vpx/README.md

@@ -22,7 +22,8 @@ The `output_vp8.ivf`/`output_vp9.ivf` you created should be in the same director
 
 #### Linux/macOS
 1. Run `echo $BROWSER_SDP | ./target/debug/examples/play-from-disk-vpx -v examples/test-data/output_vp8.ivf -a examples/test-data/output.ogg`
-2. Run `echo $BROWSER_SDP | ./target/debug/examples/play-from-disk-vpx -v examples/test-data/output_vp9.ivf -a examples/test-data/output.ogg --vp9` 
+2. Run `echo $BROWSER_SDP | ./target/debug/examples/play-from-disk-vpx -v examples/test-data/output_vp9.ivf -a examples/test-data/output.ogg --vp9`
+
 #### Windows
 1. Paste the SessionDescription into a file.
 2. Run `./target/debug/examples/play-from-disk-vpx -v examples/test-data/output_vp8.ivf -a examples/test-data/output.ogg < my_file`