Updating SLF4J to 1.7.30
diff --git a/parent/pom.xml b/parent/pom.xml
index ca58648..2f0e859 100644
--- a/parent/pom.xml
+++ b/parent/pom.xml
@@ -43,7 +43,7 @@
         <kerby.version>2.0.1</kerby.version>
         <neethi.version>3.1.1</neethi.version>
         <opensaml.version>3.4.5</opensaml.version>
-        <slf4j.version>1.7.29</slf4j.version>
+        <slf4j.version>1.7.30</slf4j.version>
         <wsdl4j.version>1.6.3</wsdl4j.version>
         <xalan.version>2.7.2</xalan.version>
         <xz.version>1.8</xz.version>