more ci updates

Author: bsneed

.github/workflows/swift.yml

@@ -60,7 +60,7 @@ jobs:
       - uses: webfactory/[email protected]
         with:
           ssh-private-key: ${{ secrets.SOVRAN_SSH_KEY }}
-      - run: xcodebuild -scheme Segment test -sdk iphonesimulator -destination 'platform=iOS Simulator,name=iPhone 16'
+      - run: xcodebuild -scheme Segment test -sdk iphonesimulator -destination 'platform=iOS Simulator,name=iPhone 17'
 
   build_and_test_tvos:
     needs: cancel_previous
@@ -107,11 +107,11 @@ jobs:
 
   build_and_test_examples:
     needs: cancel_previous
-    runs-on: macos-15
+    runs-on: macos-26
     steps:
       - uses: maxim-lobanov/setup-xcode@v1
         with:
-          xcode-version: "16.2"
+          xcode-version: "26"
       - uses: actions/checkout@v2
       - uses: webfactory/[email protected]
         with: