chore: add dependency files generated by tools to .gitignore

In order to avoid git tracking dependency files generated while
compiling tools, the .gitignore list was updated with these files.

Change-Id: I97f1ace40441353779f4f82051d66c478571df38
Signed-off-by: Manish V Badarkhe <Manish.Badarkhe@arm.com>
1 file changed