e2e: Remove file:lineo from logs

This info is usually not helpful and harmful by taking spaces needed for
important info in the logs. When logging error we have file:lineno info
in the traceback.

Example log with this change:

    === RUN   TestSuites/Exhaustive/Deploy-cephfs#01/Appset/Enable
    2024-10-30T16:46:14.331+0200	INFO	enter EnableProtection appset-deploy-rbd-busybox
    2024-10-30T16:46:14.331+0200	INFO	enter EnableProtection appset-deploy-cephfs-busybox
    2024-10-30T16:46:16.995+0200	INFO	deployment busybox is ready
    2024-10-30T16:46:16.995+0200	INFO	workload Deploy-rbd is ready
    2024-10-30T16:46:16.995+0200	INFO	disapp-deploy-rbd-busybox is deployed

Signed-off-by: Nir Soffer <nsoffer@redhat.com>

e2e/main_test.go

@@ -9,7 +9,6 @@ import (
 	"testing"
 
 	"github.com/ramendr/ramen/e2e/util"
-	uberzap "go.uber.org/zap"
 	"go.uber.org/zap/zapcore"
 	"sigs.k8s.io/controller-runtime/pkg/log/zap"
 )
@@ -25,9 +24,6 @@ func TestMain(m *testing.M) {
 
 	log := zap.New(zap.UseFlagOptions(&zap.Options{
 		Development: true,
-		ZapOpts: []uberzap.Option{
-			uberzap.AddCaller(),
-		},
 		TimeEncoder: zapcore.ISO8601TimeEncoder,
 	}))