docs: standardize changelog heading

CHANGELOG.md

@@ -1,3 +1,5 @@
+# Changelog
+
 ## v8.5.3 (2022-03-03)
 
 ### Bug Fixes

workspaces/arborist/CHANGELOG.md

@@ -1,4 +1,4 @@
-# CHANGELOG
+# Changelog
 
 ### [5.0.1](https://www.github.com/npm/cli/compare/arborist-v5.0.0...arborist-v5.0.1) (2022-03-08)
 
@@ -7,20 +7,20 @@
 
 * set proper workspace repo urls in package.json ([#4476](https://www.github.com/npm/cli/issues/4476)) ([0cfc155](https://www.github.com/npm/cli/commit/0cfc155db5f11ce23419e440111d99a63bf39754))
 
-## 2.0
+## 2.0.0
 
 * BREAKING CHANGE: root node is now included in inventory
 * All parent/target/fsParent/etc. references set in `root` setter, rather
   than the hodgepodge of setters that existed before.
 * `treeCheck` function added, to enforce strict correctness guarantees when
   `ARBORIST_DEBUG=1` in the environment (on by default in Arborist tests).
 
-## 1.0
+## 1.0.0
 
 * Release for npm v7 beta
 * Fully functional
 
-## 0.0
+## 0.0.0
 
 * Proof of concept
 * Before this, it was [`read-package-tree`](http://npm.im/read-package-tree)

workspaces/libnpmaccess/CHANGELOG.md

@@ -1,4 +1,4 @@
-# Change Log
+# Changelog
 
 <a name="4.0.0"></a>
 ### [6.0.1](https://www.github.com/npm/cli/compare/libnpmaccess-vlibnpmaccess@6.0.0...libnpmaccess-v6.0.1) (2022-03-03)

workspaces/libnpmhook/CHANGELOG.md

@@ -1,7 +1,6 @@
-# Change Log
+# Changelog
 
-<a name="6.0.0"></a>
-# [6.0.0](https://github.com/npm/libnpmhook/compare/v5.0.2...v6.0.0) (2020-02-26)
+## [6.0.0](https://github.com/npm/libnpmhook/compare/v5.0.2...v6.0.0) (2020-02-26)
 
 ### Breaking Changes
 

workspaces/libnpmorg/CHANGELOG.md

@@ -1,4 +1,4 @@
-# Change Log
+# Changelog
 
 ### [4.0.1](https://www.github.com/npm/cli/compare/libnpmorg-vlibnpmorg@4.0.0...libnpmorg-v4.0.1) (2022-03-03)
 

workspaces/libnpmpack/CHANGELOG.md

@@ -8,8 +8,7 @@
 * set proper workspace repo urls in package.json ([#4476](https://www.github.com/npm/cli/issues/4476)) ([0cfc155](https://www.github.com/npm/cli/commit/0cfc155db5f11ce23419e440111d99a63bf39754))
 
 
-### [2.0.0](https://github.com/npm/libnpmpack/compare/libnpmpack-vlibnpmpack@1.0.0...libnpmpack-v2.0.0) (2020-03-27)
-
+## [2.0.0](https://github.com/npm/libnpmpack/compare/v1.0.0...v2.0.0) (2020-03-27)
 
 ### Breaking Changes
 

workspaces/libnpmpublish/CHANGELOG.md

@@ -1,7 +1,6 @@
-# Change Log
+# Changelog
 
-<a name="3.0.1"></a>
-# [3.0.1](https://github.com/npm/libnpmpublish/compare/v3.0.0...v3.0.1) (2020-03-27)
+## [3.0.1](https://github.com/npm/libnpmpublish/compare/v3.0.0...v3.0.1) (2020-03-27)
 
 ### Features
 

workspaces/libnpmsearch/CHANGELOG.md

@@ -1,7 +1,6 @@
-# Change Log
+# Changelog
 
-<a name="3.0.0"></a>
-# [3.0.0](https://github.com/npm/libnpmhook/compare/v2.0.2...v3.0.0) (2020-02-26)
+## [3.0.0](https://github.com/npm/libnpmhook/compare/v2.0.2...v3.0.0) (2020-02-26)
 
 ### Breaking Changes
 

workspaces/libnpmteam/CHANGELOG.md

@@ -1,4 +1,4 @@
-# Change Log
+# Changelog
 
 ### [4.0.1](https://www.github.com/npm/cli/compare/libnpmteam-vlibnpmteam@4.0.0...libnpmteam-v4.0.1) (2022-03-03)