Update the pipelines and kind versions in e2e tests (#1401)

This updates the e2e with latest release and LTS version.
Also, updates to latest kind

Author: khrm

.github/workflows/kind-e2e.yaml

@@ -21,26 +21,26 @@ jobs:
       fail-fast: false # Keep running if one leg fails.
       matrix:
         # Keep in sync with the list of supported releases: https://kubernetes.io/releases/
-        # TODO: add 1.31.x once it is added in https://github.com/sigstore/scaffolding/releases
+        # Add latest k8s-version once it is added in https://github.com/sigstore/scaffolding/releases
         k8s-version:
-        - v1.28.x
-        - v1.29.x
-        - v1.30.x
+          - v1.31.x
+          - v1.32.x
+          - v1.33.x
     uses: ./.github/workflows/reusable-e2e.yaml
     with:
       k8s-version: ${{ matrix.k8s-version }}
-      pipelines-release: v0.50.1
+      pipelines-release: v1.2.0 # Latest version
   pipelines-lts:
     strategy:
       fail-fast: false # Keep running if one leg fails.
       matrix:
         pipelines-release:
-        # This should follow the list of versions from https://github.com/tektoncd/pipeline/blob/main/releases.md#release
-        - v0.53.5  # LTS
-        - v0.56.3  # LTS
-        - v0.59.2  # LTS
-        - v0.62.0
+          # This should follow the list of versions from https://github.com/tektoncd/pipeline/blob/main/releases.md#release
+          - v0.62.9  # LTS
+          - v0.65.7  # LTS
+          - v0.68.1  # LTS
+          - v1.0.0   # LTS
     uses: ./.github/workflows/reusable-e2e.yaml
     with:
-      k8s-version: v1.28.x
+      k8s-version: v1.30.x  # intersection of the latest version and scaffolding
       pipelines-release: ${{ matrix.pipelines-release }}

.github/workflows/reusable-e2e.yaml

@@ -27,7 +27,7 @@ jobs:
       GOFLAGS: -ldflags=-s -ldflags=-w
       KO_DOCKER_REPO: registry.local:5000/knative
       KOCACHE: ~/ko
-      SIGSTORE_SCAFFOLDING_RELEASE_VERSION: "v0.7.12"
+      SIGSTORE_SCAFFOLDING_RELEASE_VERSION: "v0.7.24"
       TEKTON_PIPELINES_RELEASE: "https://storage.googleapis.com/tekton-releases/pipeline/previous/${{ inputs.pipelines-release }}/release.yaml"
       # Note that we do not include the v prefix here so we can use it in all
       # the places this is used.