Bump fastmcp-slim from 3.4.2 to 3.4.3 (#22060)

Author: dependabot[bot]

requirements.txt

@@ -5,7 +5,7 @@ broker[satlab,docker,ssh2_python]==0.8.8
 cryptography==49.0.0
 deepdiff==9.1.0
 dynaconf[vault]==3.2.13
-fastmcp-slim[client]==3.4.2
+fastmcp-slim[client]==3.4.3
 fauxfactory==4.2.2
 jira==3.10.5
 jinja2==3.1.6