Cf spring cloud services@pivotal.io/staging (#474)

* Release v3.5.3

* Next development version (v3.5.4-SNAPSHOT)

---------

Co-authored-by: Spring <builds@springframework.org>

Author: kvmw

gradle.properties

@@ -1,6 +1,6 @@
 org.gradle.parallel=true
 
 group=io.pivotal.cfenv
-version=3.5.3-SNAPSHOT
+version=3.5.4-SNAPSHOT
 onlyShowStandardStreamsOnTestFailure=false