Prepare for 13.0.0-alpha.2 release

Author: cknitt

CHANGELOG.md

@@ -10,28 +10,20 @@
 > - :nail_care: [Polish]
 > - :house: [Internal]
 
-# 13.0.0-alpha.2 (Unreleased)
-
-#### :boom: Breaking Change
-
-#### :eyeglasses: Spec Compliance
-
-#### :rocket: New Feature
+# 13.0.0-alpha.2
 
 #### :bug: Bug fix
 
 - Fix compiler crash (`Fatal error: Parmatch.all_record_args`) when matching empty dict/record patterns. https://github.com/rescript-lang/rescript/pull/8246
 - Fix `null` falling into the object branch instead of the wildcard when pattern matching on untagged variants with both `Object` and `null` cases. https://github.com/rescript-lang/rescript/pull/8253
 
-#### :memo: Documentation
-
 #### :nail_care: Polish
 
 - Build system: Watch only source folders from build state instead of the entire project directory, and report missing configured source folders. https://github.com/rescript-lang/rescript/pull/8219
 
 #### :house: Internal
 
-- speed up dev container test by installing ocaml in docker image instead of in `postCreate.sh`. https://github.com/rescript-lang/rescript/pull/8230
+- Speed up dev container test by installing OCaml in docker image instead of in `postCreate.sh`. https://github.com/rescript-lang/rescript/pull/8230
 
 # 13.0.0-alpha.1