Bump flexy-pool from 3.1.0 to 3.1.1 (#169)

Author: dependabot[bot]

gradle/libs.versions.toml

@@ -2,7 +2,7 @@
 spring-boot = "4.0.0"
 p6Spy = "3.9.1"
 datasource-proxy = "1.11.0"
-flexy-pool = "3.1.0"
+flexy-pool = "3.1.1"
 
 [libraries]
 spring-boot = { group = "org.springframework.boot", name = "spring-boot" }