Add COIL presubmit to crosvm

Details:
https://docs.google.com/presentation/d/13mw1ECs65JSCh6EoDZeG5AF6hHGW0ZT4qPghPcCXIK8/edit#slide=id.p

I used the search_blocked_words.sh script to find words we are not
using and commented them out.

BUG=b:178821708
TEST=presubmit passes

Change-Id: Iac326f200a2a1d4a32df4f790872f37d8571fd42
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/crosvm/+/2673278
Reviewed-by: Dylan Reid <dgreid@chromium.org>
Tested-by: Dennis Kempin <denniskempin@google.com>
Commit-Queue: Dennis Kempin <denniskempin@google.com>

unblocked_terms.txt

@@ -0,0 +1,35 @@
+# Don't delete this file if you want to keep keyword_check enabled even if it's
+# empty.
+#
+# See repohooks/README.md for more details.
+
+# black.?hat
+black.?list
+# build.?cop
+crazy
+# cripple
+dummy
+# first.?class.?citizen
+# grandfathered
+# gr[ae]y.?hat
+# gr[ae]y.?list
+# \bhe\b
+# \bshe\b
+# \bhim\b
+# \bher\b
+# \bhis\b
+# \bhers\b
+# man.?in.?the.?middle
+master
+# \bmitm(\b|\d)
+\bnative
+# \bred.?line
+# rtfm
+# \b(in)?sane(\b|\d)
+sanity
+slave
+# white.?glove
+# white.?hat
+# white.?label
+white.?list
+\bwtf