runtime: Make plugin readiness timeout tests a bit more forgiving

We were starting to see test flakes because the timeouts were not very
forgiving. Bumping them so that the difference is orders of magnitude
to account for environments like GHA.

Signed-off-by: Torin Sandall <torinsandall@gmail.com>

runtime/plugins_test.go

@@ -171,7 +171,8 @@ func TestWaitPluginsReady(t *testing.T) {
 		})
 
 		go func() {
-			time.Sleep(2 * time.Millisecond)
+			time.Sleep(100 * time.Millisecond)
+
 			rt.Manager.UpdatePluginStatus("test", &plugins.Status{
 				State: plugins.StateOK,
 			})
@@ -188,7 +189,7 @@ func TestWaitPluginsReady(t *testing.T) {
 			t.Fatal("Expected timeout error")
 		}
 
-		if err := rt.waitPluginsReady(1*time.Millisecond, 3*time.Millisecond); err != nil {
+		if err := rt.waitPluginsReady(1*time.Millisecond, time.Second); err != nil {
 			t.Fatal(err)
 		}
 	})