Add CODEOWNERS for rules_cc.

RELNOTES: None.
PiperOrigin-RevId: 232448494
diff --git a/CODEOWNERS b/CODEOWNERS
new file mode 100644
index 0000000..1a40092
--- /dev/null
+++ b/CODEOWNERS
@@ -0,0 +1 @@
+* @hlopko @scentini @oquenchil
\ No newline at end of file