Update Spring to 7.0.0-M7 in buildSrc/

Signed-off-by: Chris Bono <[email protected]>

Author: onobc

gradle/build-libs.versions.toml

@@ -10,7 +10,7 @@ maven = "3.6.3"
 nexus-publish = "1.3.0"
 nohttp = "0.0.11"
 sonarqube = "2.7.1"
-spring = "7.0.0-SNAPSHOT"
+spring = "7.0.0-M7"
 test-retry = "1.4.0"
 versions = "0.50.0"
 version-catalog-update = "0.8.1"