Lint fixes and better location of swift-sdks install location

Author: marcprux

.github/workflows/scripts/install-and-build-with-sdk.sh

@@ -569,7 +569,7 @@ install_android_sdk() {
     fi
 
     # now setup the link to the local ANDROID_NDK_HOME
-    cd ~/Library/org.swift.swiftpm || cd "${XDG_CONFIG_HOME}"/swiftpm || cd ~/.local/swiftpm || cd ~/.swiftpm
+    cd ~/Library/org.swift.swiftpm || cd "${XDG_CONFIG_HOME:-$HOME}"/swiftpm || cd ~/.local/swiftpm || cd ~/.swiftpm
     ./swift-sdks/"${android_sdk_bundle_dir}"/swift-android/scripts/setup-android-sdk.sh
     cd -
 }

.github/workflows/test-sdks.yml

@@ -13,7 +13,6 @@ jobs:
       fail-fast: false
       matrix:
         swift_version: ['nightly-main']
-        #swift_version: ['6.1', '6.2']
         os: ['ubuntu-latest']
     runs-on: ubuntu-latest
     timeout-minutes: 60