github: always upload test log

When previous CI steps fail, the test log upload step will be skipped.
Change the condition to always run.

Fixes: e9988db (github: upload test log as an artifact)
Signed-off-by: Khang D Nguyen <khangng@os.amperecomputing.com>

Author: khangng-ampere

.github/workflows/pr.yml

@@ -30,6 +30,7 @@ jobs:
         run: meson test -C build --verbose
 
       - uses: actions/upload-artifact@v4
+        if: always()
         with:
           name: default-meson-testlog
           path: build/meson-logs/testlog.txt
@@ -60,6 +61,7 @@ jobs:
         run: meson test -C build --verbose
 
       - uses: actions/upload-artifact@v4
+        if: always()
         with:
           name: no-libsystemd-meson-testlog
           path: build/meson-logs/testlog.txt