Add google_crashdump_uploader_test to .gitignore

Change-Id: I5c5e5c85ec49a76e5f4c7c6a0f662398e6cdc6ee
Reviewed-on: https://chromium-review.googlesource.com/c/breakpad/breakpad/+/2097681
Reviewed-by: Mike Frysinger <vapier@chromium.org>

.gitignore

diff --git a/.gitignore b/.gitignore
index cfc012f..058e183 100644
--- a/.gitignore
+++ b/.gitignore
@@ -39,6 +39,7 @@
 /breakpad-client.pc
 /src/client/linux/linux_client_unittest_shlib
 /src/client/linux/linux_dumper_unittest_helper
+/src/common/linux/google_crashdump_uploader_test
 /src/processor/microdump_stackwalk
 /src/processor/minidump_dump
 /src/processor/minidump_stackwalk