[DO NOT MERGE] Trying to figure out a SourceKit-LSP test failure

Author: ahoppen

utils/build-presets.ini

@@ -2088,6 +2088,13 @@ mixin-preset=buildbot_sourcekitlsp_macos,no_sanitize
 [preset: buildbot_sourcekitlsp_linux]
 mixin-preset=buildbot_sourcekitlsp_linux,no_sanitize
 
+build-swift-static-sdk-overlay
+build-swift-static-stdlib
+build-swift-stdlib-unittest-extra
+build-wasm-stdlib
+no-swift-stdlib-assertions
+swift-enable-ast-verifier=0
+
 #===------------------------------------------------------------------------===#
 # Test IndexStore-DB
 #===------------------------------------------------------------------------===#