Add eclipse-out to .gitignore

Change-Id: Ibdcb6b7681286c01098c2a8403d44530044f9442

.gitignore

diff --git a/.gitignore b/.gitignore
index a25a805..56abc1f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,3 +4,4 @@
 /.settings
 /.primary_build_tool
 /bazel-*
+/eclipse-out