Update workflow yamls for deploy

Author: dacoburn

.github/workflows/pr-preview.yml

@@ -6,6 +6,9 @@ on:
 jobs:
   preview:
     runs-on: ubuntu-latest
+    permissions:
+      id-token: write
+      contents: read
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v5

.github/workflows/release.yml

@@ -7,6 +7,9 @@ on:
 jobs:
   release:
     runs-on: ubuntu-latest
+    permissions:
+      id-token: write
+      contents: read
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v5