Auto merge of #29277 - atouchet:badges, r=delan

Remove some badges

<!-- Please describe your changes on the following line: -->
Remove another obsolete Travis CI badge. Also remove a badge from the Readme of a 6 year old podcast episode as I don't think that's particularly relevant anymore.

---
<!-- Thank you for contributing to Servo! Please replace each `[ ]` by `[X]` when the step is complete, and replace `___` with appropriate data: -->
- [ ] `./mach build -d` does not report any errors
- [ ] `./mach test-tidy` does not report any errors
- [ ] These changes fix #___ (GitHub issue number if applicable)

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- [ ] There are tests for these changes OR
- [ ] These changes do not require tests because ___

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README.md

@@ -1,7 +1,5 @@
 # The Servo Parallel Browser Engine Project
 
-[![Changelog #228](https://img.shields.io/badge/changelog-%23228-9E978E.svg)](https://changelog.com/podcast/228)
-
 Servo is a prototype web browser engine written in the
 [Rust](https://github.com/rust-lang/rust) language. It is currently developed on
 64-bit macOS, 64-bit Linux, 64-bit Windows, and Android.

components/selectors/README.md

@@ -1,9 +1,7 @@
 rust-selectors
 ==============
 
-* [![Build Status](https://travis-ci.com/servo/rust-selectors.svg?branch=master)](
-  https://travis-ci.com/servo/rust-selectors)
-* [Documentation](https://docs.rs/selectors/)
+* [Documentation](https://docs.rs/selectors)
 * [crates.io](https://crates.io/crates/selectors)
 
 CSS Selectors library for Rust.