fix: vulnerabilities in postgres jar CVE-2025-49146 (#2884)

fix CVE-2025-49146 in /external_jars/https/repo1.maven.org/maven2/org/postgresql/postgresql/42.7.5/postgresql-42.7.5.jar

Author: amardeep2006

Base/Dockerfile

@@ -12,7 +12,7 @@ ARG OPENTELEMETRY_VERSION=1.48.0
 ARG GRPC_VERSION=1.71.0
 ARG NETTY_VERSION=4.2.0.Final
 ARG CS_VERSION=2.1.18
-ARG POSTGRESQL_VERSION=42.7.5
+ARG POSTGRESQL_VERSION=42.7.7
 ARG ENVSUBST_VERSION=1.4.4
 
 #Arguments to define the user running Selenium