Add suppression for jgit and netty FPs (helidon-io#7646)

etc/dependency-check-suppression.xml

@@ -145,5 +145,31 @@
    <vulnerabilityName>CVE-2023-22006</vulnerabilityName>
 </suppress>
 
+<!--
+    This CVE is is concerning proper use of Netty's hostname verification. Helidon enables hostname
+    verification by default and therefore this CVE does not apply. Some more info on the CVE here:
+    https://github.com/jeremylong/DependencyCheck/issues/5912
+-->
+<suppress>
+   <notes><![CDATA[
+   file name: netty-handler-4.1.94.Final.jar
+   ]]></notes>
+   <packageUrl regex="true">^pkg:maven/io\.netty/netty\-handler@.*$</packageUrl>
+   <vulnerabilityName>CVE-2023-4586</vulnerabilityName>
+</suppress>
+
+<!--
+    This is a FP. We have upgrade jgit to a fixed version, but it is still getting flagged.
+    Probably due to the funky version string used by jgit. See
+    https://github.com/jeremylong/DependencyCheck/issues/5943
+-->
+<suppress>
+   <notes><![CDATA[
+   file name: org.eclipse.jgit-6.7.0.202309050840-r.jar
+   ]]></notes>
+   <packageUrl regex="true">^pkg:maven/org\.eclipse\.jgit/org\.eclipse\.jgit@.*$</packageUrl>
+   <cve>CVE-2023-4759</cve>
+</suppress>
+
 
 </suppressions>