[build-preset] Enable SwiftParser validation in some presets

swift-syntax PR testing.
assertion-enabled source-compat-suite presets i.e. 'DA' and 'RA'

(cherry picked from commit a8db220)

Author: rintaro

utils/build-presets.ini

@@ -1870,6 +1870,7 @@ skstresstester
 sourcekit-lsp
 install-swiftformat
 skip-test-swift=false
+enable-experimental-parser-validation=true
 
 [preset: buildbot_swiftsyntax_linux]
 mixin-preset=mixin_swiftpm_package_linux_platform
@@ -1881,6 +1882,7 @@ swiftsyntax-enable-test-fuzzing
 sourcekit-lsp
 swiftformat
 install-swiftformat
+enable-experimental-parser-validation=true
 
 #===------------------------------------------------------------------------===#
 # Test Swift Format
@@ -2853,12 +2855,14 @@ mixin-preset=source_compat_suite_macos_base
 debug
 assertions
 cross-compile-hosts=macosx-arm64
+enable-experimental-parser-validation=true
 
 [preset: source_compat_suite_macos_RA]
 mixin-preset=source_compat_suite_macos_base
 release
 assertions
 cross-compile-hosts=macosx-arm64
+enable-experimental-parser-validation=true
 
 [preset: source_compat_suite_macos_R]
 mixin-preset=source_compat_suite_macos_base
@@ -2876,11 +2880,13 @@ cross-compile-hosts=macosx-arm64
 mixin-preset=source_compat_suite_linux_base
 debug
 assertions
+enable-experimental-parser-validation=true
 
 [preset: source_compat_suite_linux_RA]
 mixin-preset=source_compat_suite_linux_base
 release
 assertions
+enable-experimental-parser-validation=true
 
 [preset: source_compat_suite_linux_R]
 mixin-preset=source_compat_suite_linux_base