Update AGP to 8.0

Co-authored-by: Greyson Parrelli <greyson@signal.org>

.github/workflows/diffuse.yml

@@ -10,18 +10,18 @@ permissions:
 jobs:
   assemble-base:
     if: ${{ github.repository != 'signalapp/Signal-Android' }}
-    runs-on: ubuntu-latest-4-cores
+    runs-on: ubuntu-latest-8-cores
     
     steps:
     - uses: actions/checkout@v3
       with:
         ref: ${{ github.event.pull_request.base.sha }}
 
-    - name: set up JDK 11
+    - name: set up JDK 17
       uses: actions/setup-java@v3
       with:
         distribution: temurin
-        java-version: 11
+        java-version: 17
         cache: gradle
 
     - name: Validate Gradle Wrapper