Add log message about which triple is under test

Author: marcprux

.github/workflows/scripts/android/android-emulator-tests.sh

@@ -63,6 +63,8 @@ ANDROID_EMULATOR_ARCH="${ANDROID_SDK_TRIPLE/-unknown-linux-android*/}"
 # x86_64=x86_64, armv7=arm
 ANDROID_EMULATOR_ARCH_TRIPLE="${ANDROID_EMULATOR_ARCH}"
 
+log "Running tests for ${ANDROID_SDK_TRIPLE}"
+
 EMULATOR_SPEC="system-images;android-${ANDROID_API};default;${ANDROID_EMULATOR_ARCH}"
 
 log "SWIFT_ANDROID_SDK_HOME=${SWIFT_ANDROID_SDK_HOME}"