ORC-2099: Remove Ubuntu 22.04 Support

### What changes were proposed in this pull request?

This PR aims to remove `Ubuntu 22.04` support for Apache ORC 2.3.0.

### Why are the changes needed?

For Apache ORC 2.3.x, we had better focus on the latest two versions of Ubuntu.
- #1501
- #2531

### How was this patch tested?

Pass the CIs.

### Was this patch authored or co-authored using generative AI tooling?

Generated-by: `Gemini 3.1 Pro (High)` on `Antigravity`

Closes #2540 from dongjoon-hyun/ORC-2099.

Authored-by: Dongjoon Hyun <dongjoon@apache.org>
Signed-off-by: Dongjoon Hyun <dongjoon@apache.org>

Author: dongjoon-hyun

.github/workflows/build_and_test.yml

@@ -79,9 +79,6 @@ jobs:
         cxx:
           - clang++
         include:
-          - os: ubuntu-22.04
-            java: 17
-            cxx: g++
           - os: macos-15
             java: 17
             cxx: clang++
@@ -185,7 +182,7 @@ jobs:
       max-parallel: 20
       matrix:
         os:
-          - ubuntu-22.04
+          - ubuntu-24.04
         cxx:
           - clang++
     env:
@@ -298,7 +295,6 @@ jobs:
       max-parallel: 20
       matrix:
         os:
-          - ubuntu-22.04
           - ubuntu-24.04
           - ubuntu-24.04-arm
           - macos-15

docker/README.md

@@ -4,15 +4,15 @@
 
 * Debian 12, and 13
 * Fedora 37
-* Ubuntu 22, 24 and 26
+* Ubuntu 24 and 26
 * Oracle Linux 9 and 10
 * Amazon Linux 2023
 
 ## Pre-built Images
 
 Apache ORC community provides a set of pre-built docker images and uses it during testing.
 
-    docker pull apache/orc-dev:ubuntu22
+    docker pull apache/orc-dev:ubuntu24
 
 You can find all tags here.
 

docker/os-list.txt

@@ -1,6 +1,5 @@
 debian12
 debian13
-ubuntu22
 ubuntu24
 ubuntu26
 oraclelinux9

docker/ubuntu22/Dockerfile

@@ -11,7 +11,7 @@ The C++ library is supported on the following operating systems:
 
 * MacOS 15 to 26
 * Debian 12 to 13
-* Ubuntu 22.04 to 26.04
+* Ubuntu 24.04 to 26.04
 * Oracle Linux 9 to 10
 * Amazon Linux 2023
 
@@ -28,7 +28,6 @@ is in the docker subdirectory, for the list of packages required to build ORC:
 
 * [Debian 12]({{ page.dockerUrl }}/debian12/Dockerfile)
 * [Debian 13]({{ page.dockerUrl }}/debian13/Dockerfile)
-* [Ubuntu 22]({{ page.dockerUrl }}/ubuntu22/Dockerfile)
 * [Ubuntu 24]({{ page.dockerUrl }}/ubuntu24/Dockerfile)
 * [Ubuntu 26]({{ page.dockerUrl }}/ubuntu26/Dockerfile)
 * [Oracle Linux 9]({{ page.dockerUrl }}/oraclelinux9/Dockerfile)