[Preset] include sourcekit-inproc in default install on Linux

Fix https://bugs.swift.org/browse/SR-3699

Author: norio-nomura

utils/build-presets.ini

@@ -708,7 +708,7 @@ install-llbuild
 install-swiftpm
 install-xctest
 install-prefix=/usr
-swift-install-components=autolink-driver;compiler;clang-builtin-headers;stdlib;swift-remote-mirror;sdk-overlay;license
+swift-install-components=autolink-driver;compiler;clang-builtin-headers;stdlib;swift-remote-mirror;sdk-overlay;license;sourcekit-inproc
 build-swift-static-stdlib
 build-swift-static-sdk-overlay
 build-swift-stdlib-unittest-extra