[build-presets] Disable SourceKit-LSP tests on Linux

Author: ahoppen

utils/build-presets.ini

@@ -873,6 +873,8 @@ foundation
 libdispatch
 indexstore-db
 sourcekit-lsp
+# SourceKit-LSP tests are flaky on Linux due to rdar://92260631
+skip-test-sourcekit-lsp
 swiftdocc
 lit-args=-v --time-tests
 
@@ -1108,6 +1110,8 @@ swiftsyntax
 swiftsyntax-verify-generated-files
 indexstore-db
 sourcekit-lsp
+# SourceKit-LSP tests are flaky on Linux due to rdar://92260631
+skip-test-sourcekit-lsp
 install-llvm
 install-swift
 install-llbuild
@@ -1676,6 +1680,9 @@ skip-test-foundation
 skip-test-libdispatch
 skip-test-xctest
 
+# SourceKit-LSP tests are flaky on Linux due to rdar://92260631
+skip-test-sourcekit-lsp
+
 # Builds enough of the the toolchain to build a swift pacakge on macOS.
 [preset: mixin_swiftpm_package_macos_platform]
 mixin-preset=mixin_swiftpm_macos_platform