Update pull_request.yml

Author: MaxDesiatov

.github/workflows/pull_request.yml

@@ -5,11 +5,11 @@ on:
     types: [opened, reopened, synchronize]
 
 jobs:
-  tests:
-    name: Test
+  tests_5_9:
+    name: Test 5.9-compatible Linux distributions
     uses: swiftlang/github-workflows/.github/workflows/swift_package_test.yml@main
     with:
-      linux_os_versions: '["amazonlinux2", "bookworm", "noble", "jammy", "focal", "rhel-ubi9"]'
+      linux_os_versions: '["amazonlinux2", "jammy", "focal", "rhel-ubi9"]'
       linux_swift_versions: '["5.9", "5.10", "6.0", "6.1", "nightly-6.2", "nightly-main"]'
       linux_pre_build_command: |
         if command -v apt-get >/dev/null 2>&1 ; then # bookworm, noble, jammy, focal
@@ -20,6 +20,22 @@ jobs:
           yum install -y sqlite-devel
         fi
       enable_windows_checks: false
+
+  tests_6_0:
+    name: Test 6.0-compatible Linux distributions
+    uses: swiftlang/github-workflows/.github/workflows/swift_package_test.yml@main
+    with:
+      linux_os_versions: '["bookworm", "noble"]'
+      linux_swift_versions: '["6.0", "6.1", "nightly-6.2", "nightly-main"]'
+      linux_pre_build_command: |
+        if command -v apt-get >/dev/null 2>&1 ; then # bookworm, noble, jammy, focal
+          apt-get update -y
+          apt-get install -y locales locales-all libsqlite3-dev
+        elif command -v yum >/dev/null 2>&1 ; then # amazonlinux2
+          yum update -y
+          yum install -y sqlite-devel
+        fi
+      enable_windows_checks: false
   soundness:
     name: Soundness
     uses: swiftlang/github-workflows/.github/workflows/soundness.yml@main