doc: fix deprecation type for DEP0148

PR-URL: #57785
Refs: #40121
Reviewed-By: Marco Ippolito <[email protected]>
Reviewed-By: Luigi Pinca <[email protected]>
Reviewed-By: James M Snell <[email protected]>

Author: LiviaMedeiros

doc/api/deprecations.md

@@ -3064,11 +3064,11 @@ changes:
     description: Documentation-only deprecation.
 -->
 
-Type: Runtime
+Type: End-of-Life
 
 Using a trailing `"/"` to define subpath folder mappings in the
-[subpath exports][] or [subpath imports][] fields is deprecated. Use
-[subpath patterns][] instead.
+[subpath exports][] or [subpath imports][] fields is no longer supported.
+Use [subpath patterns][] instead.
 
 ### DEP0149: `http.IncomingMessage#connection`