[build-presets] Test SwiftSyntax and related projects in CI

Author: ahoppen

utils/build-presets.ini

@@ -328,6 +328,12 @@ swiftpm
 indexstore-db
 sourcekit-lsp
 
+swiftsyntax
+swiftsyntax-verify-generated-files
+
+skstresstester
+swiftevolve
+
 # Build Playground support
 playgroundsupport
 
@@ -1019,6 +1025,7 @@ swiftpm
 xctest
 foundation
 libdispatch
+swiftsyntax
 indexstore-db
 sourcekit-lsp
 dash-dash
@@ -1390,6 +1397,10 @@ install-llbuild
 install-swiftpm
 install-libcxx
 
+# Build the stress tester and SwiftEvolve
+skstresstester
+swiftevolve
+
 # Build Playground support
 playgroundsupport