Merge pull request swiftlang#80916 from edymtt/emiotto/only-run-swift-subset-of-lldb-tests-on-linux-smoketest

Run only Swift subset of LLDB tests for Linux Smoketest preset

Author: adrian-prantl

utils/build-presets.ini

@@ -1094,6 +1094,7 @@ install-swiftformat
 reconfigure
 test-optimized
 skip-test-swiftdocc
+lldb-test-swift-only
 
 # gcc version on amazon linux 2 is too old to configure and build tablegen.
 # Use the clang that we install in the path for macros