Rename keep.xml in spam.

Test: manual check resource are still kept
PiperOrigin-RevId: 200237775
Change-Id: Ie6530b5317c898a85e601c4c5fb23cd9f67f5873
diff --git a/java/com/android/incallui/spam/res/raw/keep.xml b/java/com/android/incallui/spam/res/raw/keep_spam.xml
similarity index 100%
rename from java/com/android/incallui/spam/res/raw/keep.xml
rename to java/com/android/incallui/spam/res/raw/keep_spam.xml