Add v7.12.8 to CHANGELOG.md [skip ci]

CHANGELOG.md

@@ -19,6 +19,17 @@ See [`eslint-plugin-babel`'s releases](https://github.com/babel/eslint-plugin-ba
 
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+## v7.12.8 (2020-11-23)
+
+#### :bug: Bug Fix
+* `babel-traverse`
+  * [#12390](https://github.com/babel/babel/pull/12390) Avoid infinite loops in type inference logic ([@nicolo-ribaudo](https://github.com/nicolo-ribaudo))
+  * [#12387](https://github.com/babel/babel/pull/12387) Initialize NodePath context when using `getSibling` ([@nicolo-ribaudo](https://github.com/nicolo-ribaudo))
+* `babel-cli`
+  * [#12382](https://github.com/babel/babel/pull/12382) Fix Node version check ([@Hypnosphi](https://github.com/Hypnosphi))
+
+#### :house: Internal
+* [#12372](https://github.com/babel/babel/pull/12372) chore: fix watch config ([@JLHwung](https://github.com/JLHwung))
 ## v7.12.7 (2020-11-20)
 
 #### :eyeglasses: Spec Compliance