pre-submit: Unlink unblocked_terms.txt

As we make the codebase more inclusive, words will be removed from the
global unblocked_terms.txt. This patch unlinks unblocked_terms.txt from
blocked_terms.txt so that the former can be updated separately.

BUG=b:165908442
TEST=None

Change-Id: I04693c65e723f2196bfca0c706d46b5cbd8cadfe
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/repohooks/+/2407016
Reviewed-by: Mike Frysinger <vapier@chromium.org>
Commit-Queue: Bernie Thompson <bhthompson@chromium.org>
Tested-by: Bernie Thompson <bhthompson@chromium.org>
diff --git a/unblocked_terms.txt b/unblocked_terms.txt
deleted file mode 120000
index 9f7f7f4..0000000
--- a/unblocked_terms.txt
+++ /dev/null
@@ -1 +0,0 @@
-blocked_terms.txt
\ No newline at end of file
diff --git a/unblocked_terms.txt b/unblocked_terms.txt
new file mode 100644
index 0000000..7f0134d
--- /dev/null
+++ b/unblocked_terms.txt
@@ -0,0 +1,42 @@
+# DELETE THIS COMMENT IN YOUR COPY.
+#
+# This is the global list of words to be blocked. unblocked_terms.txt has the
+# same contents. Copy unblocked_terms.txt to your project to enable repo hook to
+# block the words.
+
+# KEEP THIS COMMENT IN YOUR COPY.
+#
+# 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
+insane
+\bhe\b
+\bshe\b
+\bhim\b
+\bher\b
+\bhis\b
+\bhers\b
+man.?in.?the.?middle
+master
+mitm
+native
+red.?line
+rtfm
+sane
+sanity
+slave
+white.?glove
+white.?hat
+white.?label
+white.?list
+wtf