Update GitHub Actions workflows. (#623)

This PR was automatically generated by the
update-workflows-ecosystem-providers workflow in the pulumi/ci-mgmt
repo, from commit 93823adfede429861d981e43f485afda9292376e.

.github/workflows/run-acceptance-tests.yml

@@ -298,7 +298,7 @@ jobs:
         distribution: temurin
         cache: gradle
     - name: Setup Gradle
-      uses: gradle/actions/setup-gradle@ed408507eac070d1f99cc633dbcf757c94c7933a # v4.4.3
+      uses: gradle/actions/setup-gradle@748248ddd2a24f49513d8f472f81c3a07d4d50e1 # v4.4.4
       with:
         gradle-version: "7.6"
     - name: Download provider
@@ -467,7 +467,7 @@ jobs:
         distribution: temurin
         cache: gradle
     - name: Setup Gradle
-      uses: gradle/actions/setup-gradle@ed408507eac070d1f99cc633dbcf757c94c7933a # v4.4.3
+      uses: gradle/actions/setup-gradle@748248ddd2a24f49513d8f472f81c3a07d4d50e1 # v4.4.4
       with:
         gradle-version: "7.6"
     - name: Download provider