Add chrome/install_static to manual-paths-to-ignore.txt

chrome/install_static/DEPS excludes base/ includes so we cannot include checked_ptr.h

Bug: 1080832
Change-Id: I78fa4d1404da39c3539e7619367911e0aa6522e3
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2636817Reviewed-by: Daniel Cheng <dcheng@chromium.org>
Commit-Queue: Keishi Hattori <keishi@chromium.org>
Cr-Commit-Position: refs/heads/master@{#844689}

tools/clang/rewrite_raw_ptr_fields/manual-paths-to-ignore.txt

@@ -27,6 +27,9 @@ net/tools/
 chrome/chrome_elf/
 chrome/installer/mini_installer/
 
+# DEPS prohibits includes from base/
+chrome/install_static
+
 # Exclude pocdll.dll asnit doesn't depend on //base and only used for testing.
 sandbox/win/sandbox_poc/pocdll