Update Inventory for heroku/nodejs engine (#1291)

- Added Node.js version 18.20.4.
- Added Node.js version 20.15.1.
- Added Node.js version 22.4.1.

Co-authored-by: heroku-linguist[bot] <136119646+heroku-linguist[bot]@users.noreply.github.com>

CHANGELOG.md

@@ -2,6 +2,9 @@
 
 ## [Unreleased]
 
+- Added Node.js version 22.4.1.
+- Added Node.js version 20.15.1.
+- Added Node.js version 18.20.4.
 
 ## [v256] - 2024-07-03
 

inventory/node.toml

@@ -5467,6 +5467,13 @@ arch = "linux-x64"
 url = "https://heroku-nodebin.s3.us-east-1.amazonaws.com/node/release/linux-x64/node-v18.20.3-linux-x64.tar.gz"
 etag = "8fa6b116c571fa514559aca774cf1768-6"
 
+[[releases]]
+version = "18.20.4"
+channel = "release"
+arch = "linux-x64"
+url = "https://heroku-nodebin.s3.us-east-1.amazonaws.com/node/release/linux-x64/node-v18.20.4-linux-x64.tar.gz"
+etag = "15e58f64e117b934389ca0c03da8af9f-6"
+
 [[releases]]
 version = "18.3.0"
 channel = "release"
@@ -5698,6 +5705,13 @@ arch = "linux-x64"
 url = "https://heroku-nodebin.s3.us-east-1.amazonaws.com/node/release/linux-x64/node-v20.15.0-linux-x64.tar.gz"
 etag = "c473eb2d654179b91607987139f66404-6"
 
+[[releases]]
+version = "20.15.1"
+channel = "release"
+arch = "linux-x64"
+url = "https://heroku-nodebin.s3.us-east-1.amazonaws.com/node/release/linux-x64/node-v20.15.1-linux-x64.tar.gz"
+etag = "07ff690eeb1e6ec89074c857757fa0a2-6"
+
 [[releases]]
 version = "20.2.0"
 channel = "release"
@@ -5908,6 +5922,13 @@ arch = "linux-x64"
 url = "https://heroku-nodebin.s3.us-east-1.amazonaws.com/node/release/linux-x64/node-v22.4.0-linux-x64.tar.gz"
 etag = "a51311783f89fb57b55b926d43c1918a-7"
 
+[[releases]]
+version = "22.4.1"
+channel = "release"
+arch = "linux-x64"
+url = "https://heroku-nodebin.s3.us-east-1.amazonaws.com/node/release/linux-x64/node-v22.4.1-linux-x64.tar.gz"
+etag = "bad072524763b6ae218560273087816a-7"
+
 [[releases]]
 version = "4.0.0"
 channel = "release"