typo&test fix

Signed-off-by: Michal Minář <miminar@redhat.com>

pkg/oc/admin/prune/imageprune/prune.go

@@ -963,10 +963,10 @@ func pruneStreams(
 	return
 }
 
-// strenghtenReferencesFromFailedImageStreams turns weak references between image streams and images to
+// strengthenReferencesFromFailedImageStreams turns weak references between image streams and images to
 // strong. This must be called right after the image stream pruning to prevent images that failed to be
 // untagged from being pruned.
-func strenghtenReferencesFromFailedImageStreams(g genericgraph.Graph, failures []Failure) {
+func strengthenReferencesFromFailedImageStreams(g genericgraph.Graph, failures []Failure) {
 	for _, f := range failures {
 		for _, n := range g.From(f.Node) {
 			imageNode, ok := n.(*imagegraph.ImageNode)
@@ -1095,7 +1095,7 @@ func (p *pruner) Prune(
 		return deletions, failures
 	}
 
-	strenghtenReferencesFromFailedImageStreams(p.g, failures)
+	strengthenReferencesFromFailedImageStreams(p.g, failures)
 
 	// Sorting images from the largest (by number of layers) to the smallest is supposed to distribute the
 	// blob deletion workload equally across whole queue.

pkg/oc/admin/prune/imageprune/prune_test.go

@@ -1562,7 +1562,7 @@ func TestPrunerGetNextJob(t *testing.T) {
 
 	// layerrefs: layer1:1, Layer1:2, LayeR1:0, layer2:1, Layer2:1, LayeR2:0, Layer3:1
 	checkQueue("2 to go", &is[2], &is[1])
-	p.processedImages[job.Image] = job
+	expectBlockedOrJob(t, p, "blocked with two items#1", true, nil, nil)(p.getNextJob())
 	checkQueue("still 2 to go", &is[2], &is[1])
 
 	p.g.RemoveNode(imgnd0)