tests: add another variation of EADDRNOTAVAIL message (e.g. from NetBSD) stable

tests: add another variation of EADDRNOTAVAIL message (e.g. from NetBSD)

--- a/tests/common-pattern.py	Tue Oct 18 19:49:31 2022 -0400
+++ b/tests/common-pattern.py	Wed Oct 19 16:55:46 2022 +0400
@@ -158,6 +158,7 @@
     br'$EADDRNOTAVAIL$': (
         # strerror()
         br'Cannot assign requested address',
+        br'Can\'t assign requested address',
         # FormatMessage(WSAEADDRNOTAVAIL)
     ),
 }