Revert "Save a list of images used by e2e.test"

This reverts commit a3c4a60.

Author: BenTheElder

hack/update-conformance-yaml.sh

@@ -25,8 +25,3 @@ cd "${KUBE_ROOT}"
 test/conformance/gen-conformance-yaml.sh
 # replace checked-in yaml
 cp _output/conformance.yaml test/conformance/testdata/conformance.yaml
-
-# generate list of images
-test/conformance/gen-test-image-list.sh
-# replace checked-in list of images
-cp _output/repo_list_images.txt test/conformance/testdata/repo_list_images.txt

hack/verify-conformance-yaml.sh

@@ -25,18 +25,9 @@ cd "${KUBE_ROOT}"
 test/conformance/gen-conformance-yaml.sh
 
 # diff generated and checked-in
-if ! diff -u test/conformance/testdata/conformance.yaml _output/conformance.yaml; then
-  echo FAIL
-  echo 'See instructions in test/conformance/README.md'
-  exit 1
+if diff -u test/conformance/testdata/conformance.yaml _output/conformance.yaml; then
+  echo PASS
+  exit 0
 fi
-
-# generate image list
-test/conformance/gen-test-image-list.sh
-
-# diff generated and checked-in
-if ! diff -u test/conformance/testdata/repo_list_images.txt _output/repo_list_images.txt; then
-  echo FAIL
-  exit 1
-fi
-exit 0
+echo 'See instructions in test/conformance/README.md'
+exit 1