Update sepolicy to use inclusive language

See https://source.android.com/setup/contribute/respectful-code for reference

#inclusivefixit

Bug: 161896447
Test: Build
Change-Id: If612f2270c8ba1d7fc2cbda3b2e8ca3818c0a1be
diff --git a/tools/check_seapp.c b/tools/check_seapp.c
index 6d60a12..1d695c0 100644
--- a/tools/check_seapp.c
+++ b/tools/check_seapp.c
@@ -459,7 +459,7 @@
 	log_info("Validating %s=%s\n", key, value);
 
 	/*
-	 * Neverallows are completely skipped from sanity checking so you can match
+	 * Neverallows are completely skipped from validity checking so you can match
 	 * un-unspecified inputs.
 	 */
 	if (is_neverallow) {