upper-constraints: update cryptography to 48.0.0

Change-Id: Iea9cd3f2fe2ea9f935cd0ac8c313cde7869f5c19
Signed-off-by: Adrian Vladu <avladu@cloudbasesolutions.com>

Author: ader1990

upper-constraints.txt

@@ -178,7 +178,7 @@ mock===5.2.0
 PyYAML===6.0.3
 beautifulsoup4===4.14.3
 ovs===3.7.1
-cryptography===43.0.3
+cryptography===48.0.0
 httpcore===1.0.9
 URLObject===3.0.0
 psycopg2-binary===2.9.12