Update spring boot to v2.7.9

renovate[bot] · web-flow · commit 38c88f51e646 · 2023-02-28T12:33:36.000Z
diff --git a/gradle.properties b/gradle.properties
@@ -21,7 +21,7 @@ projectVersion=7.3.1-SNAPSHOT
 seleniumSafariDriverVersion=3.14.0
 seleniumVersion=3.14.0
 spockVersion=2.1-groovy-3.0
-springBootVersion=2.7.0
+springBootVersion=2.7.9
 springVersion=5.3.20
 webdriverBinariesVersion=1.4
 org.gradle.caching=true
