Update dependency io.modelcontextprotocol:kotlin-sdk to v0.7.3

Author: renovate[bot]

gradle/libs.versions.toml

@@ -23,7 +23,7 @@ ktor = "3.3.0"
 treemapChart = "0.1.3"
 voyager= "1.1.0-beta03"
 molecule =  "2.2.0"
-mcp = "0.7.2"
+mcp = "0.7.3"
 shadowPlugin = "9.2.2"
 jib = "3.4.5"
 googleAdk = "0.3.0"