Explain why keywords_memtag is not translatable.

Bug: 245624194
Change-Id: Ifa02a0fc82b43ad2ba90e84020e881014d85acec
diff --git a/res/values/strings.xml b/res/values/strings.xml
index fbae241..c8e1052 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -8129,7 +8129,8 @@
     <string name="memtag_reboot_no">Not now</string>
     <!-- [CHAR LIMIT=NONE] Label for Learn More link. -->
     <string name="memtag_learn_more">Learn more about Advanced memory protection.</string>
-    <!-- [CHAR LIMIT=NONE] Search keywords for Advanced memory protection option. -->
+    <!-- [CHAR LIMIT=NONE] Search keywords for Advanced memory protection option.
+         This is not translatable because it's the technical name for the technology. -->
     <string name="keywords_memtag" translatable="false">MTE, Memory Tagging Extension</string>
 
     <!-- Opening string on the dialog that prompts the user to confirm that they really want to delete their existing work profile. The administration app icon and name appear after the final colon. [CHAR LIMIT=NONE] -->