Break a long line in build/config/compiler/BUILD.gn

The presubmit pointed out this was not formatted correctly in another change.

Bug: none
Change-Id: I06c3d778d75ef677550a9e6724630d18a0b6481c
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1980170
Auto-Submit: Hans Wennborg <hans@chromium.org>
Commit-Queue: Nico Weber <thakis@chromium.org>
Reviewed-by: Nico Weber <thakis@chromium.org>
Cr-Commit-Position: refs/heads/master@{#727158}

build/config/compiler/BUILD.gn

@@ -146,7 +146,8 @@ declare_args() {
   # TODO(vitalybuka): investigate why some debug windows bots fail tests.
   # 'is_android' breaks content_shell_test_apk on android-kitkat-arm-rel.
   # 'use_xcode_clang' may call old clang.
-  init_stack_vars = !is_android && !(is_win && is_debug) && !use_xcode_clang && !is_official_build
+  init_stack_vars = !is_android && !(is_win && is_debug) && !use_xcode_clang &&
+                    !is_official_build
 }
 
 declare_args() {