Add swift_version nightly-6.3 and ndk_version r29

Author: marcprux

.github/workflows/ci.yml

@@ -25,8 +25,8 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        swift_version: ["6.3", "nightly-main"]
-        ndk_version: ['r27d', 'r30-beta1']
+        swift_version: ['6.3', 'nightly-6.3', 'nightly-main']
+        ndk_version: ['r27d', 'r29', 'r30-beta1']
         os: ['ubuntu-latest', 'macos-latest']
         configuration: ['Debug', 'Release']
     runs-on: ${{ matrix.os }}