chore(release): set package.json to 5.21.0 [skip ci]

## [5.21.0](5.20.1...5.21.0) (2024-06-18)

### Library - Chores

* Update node version in Dockerfile ([#597](#597)) ([5d96ef7](5d96ef7))
* upgrading to centos:stream9 ([#598](#598)) ([8118332](8118332))

CHANGES.md

@@ -1,3 +1,11 @@
+## [5.21.0](https://github.com/twilio/twilio-cli/compare/5.20.1...5.21.0) (2024-06-18)
+
+
+### Library - Chores
+
+* Update node version in Dockerfile ([#597](https://github.com/twilio/twilio-cli/issues/597)) ([5d96ef7](https://github.com/twilio/twilio-cli/commit/5d96ef7eba63f92c36a8ab79d3b8beef4b1eed2b))
+* upgrading to centos:stream9 ([#598](https://github.com/twilio/twilio-cli/issues/598)) ([8118332](https://github.com/twilio/twilio-cli/commit/8118332a1a082f156f43af198ed24795aaa90376))
+
 --------------------------
 
 **Library - Feature**

package.json

@@ -1,6 +1,6 @@
 {
   "name": "twilio-cli",
-  "version": "5.20.1",
+  "version": "5.21.0",
   "description": "Unleash the power of Twilio from your command prompt. Visit https://twil.io/cli for don.",
   "keywords": [
     "oclif"