[VOL-5362] Fix extlinks in Voltha 2.12 relnotes

Signed-off-by: Eric Ball <eball@linuxfoundation.org>
Change-Id: I11bd25cf8b1a743b210389686c74fef811169a4b
diff --git a/overview/release_process.rst b/overview/release_process.rst
index ae4d6e1..093842e 100644
--- a/overview/release_process.rst
+++ b/overview/release_process.rst
@@ -35,7 +35,7 @@
 
 If a repository is branched the :doc:`.gitreview <howto/release/post-release/gitreview.html>`
 file needs to be changed, adding `defaultorigin=voltha-X.Y` at the end.
-     
+
 .. note::
     Given the dependency of the containers on the protos and the library, if the voltha-protos and/or voltha-lib-go or
     omci-lib-go need to be released, it should be done first and then updated in the components:
@@ -116,8 +116,8 @@
 
 5. Wait until the artifacts are published
 
-   - https://search.maven.org/search?q=g:org.opencord
-   - https://search.maven.org/artifact/org.opencord/dhcpl2relay/2.9.0/pom
+   - https://central.sonatype.com/search?q=g:org.opencord&smo=true
+   - https://central.sonatype.com/artifact/org.opencord/dhcpl2relay/2.9.0?smo=true
 
 6. Iterate through apps: