Document that “pl” suffixes are no longer acceptable

see WoltLab/WCF#5008

diff --git a/docs/migration/wsc55/php.md b/docs/migration/wsc55/php.md
index 8563955d6a92458e900f34c657704e14bac2f961..05b6da9f7c78abf2c304a954cb347af6ac422060 100644 (file)
--- a/docs/migration/wsc55/php.md
+++ b/docs/migration/wsc55/php.md
@@ -20,6 +20,10 @@ Return types may already be added in package versions for older WoltLab Suite br
 
 ## Package System
 
+### Rejection of “pl” versions
+
+Woltlab Suite 6.0 no longer accepts package versions with the “pl” suffix as valid.
+
 ### Removal of API compatibility
 
 WoltLab Suite 6.0 removes support for the deprecated API compatibility functionality.