Simplifies re2 upgrade instructions (opensearch-project#3328)

* Follow-up from opensearch-project#3018

Signed-off-by: Tommy Markley <5437176+tmarkley@users.noreply.github.com>
Signed-off-by: David Sinclair <david@sinclair.tech>

CHANGELOG.md

@@ -128,6 +128,7 @@ Inspired from [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 - [Doc] Add current plugin persistence implementation readme ([#3081](https://github.com/opensearch-project/OpenSearch-Dashboards/pull/3081))
 - [Doc] Improve DEVELOPER_GUIDE to make first time setup quicker and easier ([#3421](https://github.com/opensearch-project/OpenSearch-Dashboards/pull/3421))
 - Correct copyright date range of NOTICE file and notice generator ([#3308](https://github.com/opensearch-project/OpenSearch-Dashboards/pull/3308))
+- Simplify the in-code instructions for upgrading `re2` ([#3328](https://github.com/opensearch-project/OpenSearch-Dashboards/pull/3328))
 
 ### 🛠 Maintenance
 

src/dev/build/tasks/patch_native_modules_task.ts

@@ -52,17 +52,16 @@ interface Package {
   >;
 }
 
-// Process for updating urls and checksums after bumping the version of `re2`:
-// 1. Match `version` with the version in the yarn.lock file.
-// 2. Update the url to match the version.
-//    2a. If a Node.js update occurs, the node module version must match as
-//        well (i.e. '83'). See https://nodejs.org/en/download/releases/#ref-1.
-// 3. Generate the new checksum by executing the following commands:
-//    3a. `wget {url}`
-//    3b. `sha256sum {downloaded file name}`
-//    3c. For `linux-arm64`, the sha256 can also be found by replacing
-//        "linux-arm64-83.tar.gz" in the url with "sha256sum.txt.asc"
-//        and copying the sha256 from that file.
+/* Process for updating URLs and checksums after bumping the version of `re2` or NodeJS:
+ *   1. Match the `version` with the version in the yarn.lock file.
+ *   2. Match the module version, the digits at the end of the filename, with the output of
+ *      `node -p process.versions.modules`.
+ *   3. Confirm that the URLs exist for each platform-architecture combo on
+ *      https://github.com/uhop/node-re2/releases/tag/[VERSION]; reach out to maintainers for ARM
+ *      releases of `re2` as they currently don't have an official ARM release.
+ *   4. Generate new checksums for each artifact by downloading each one and calling
+ *      `shasum -a 256` or `sha256sum` on the downloaded file.
+ */
 const packages: Package[] = [
   {
     name: 're2',