Whitespace cleanup

Removes trailing whitespace from all source files.

Signed-off-by: Jonathon Anderson <janderson@ciq.co>

.github/workflows/releasebuild.yml

@@ -49,7 +49,7 @@ jobs:
       name: Build using Rocky Linux
       needs: distbuild
       runs-on: ubuntu-latest
-      container: 
+      container:
         image: rockylinux/rockylinux
         options: --privileged
       steps:
@@ -91,7 +91,7 @@ jobs:
           with:
             name: warewulf-${{ env.VERSION }}-${{ env.RELEASE }}.suse.lp153.x86_64.rpm
             path: warewulf-${{ env.VERSION }}-${{ env.RELEASE }}.suse.lp153.x86_64.rpm
-            
+
         - name: Upload Assets To Release
           if: "!github.event.release.prerelease"
           uses: xresloader/upload-to-github-release@v1
@@ -114,4 +114,3 @@ jobs:
             update_latest_release: false
             prerelease: true
             tags: true
-