Remove derby repository

It is no longer needed.

Change-Id: I3f06163c0bdd2610c4b83bd4629a36342870205f
Signed-off-by: Alexander Kurtakov <akurtako@redhat.com>
diff --git a/bundles/org.eclipse.test.performance.ui/META-INF/MANIFEST.MF b/bundles/org.eclipse.test.performance.ui/META-INF/MANIFEST.MF
index 38ca3d7..7f83478 100644
--- a/bundles/org.eclipse.test.performance.ui/META-INF/MANIFEST.MF
+++ b/bundles/org.eclipse.test.performance.ui/META-INF/MANIFEST.MF
@@ -22,5 +22,4 @@
  org.eclipse.test.internal.performance.results.ui;x-internal:=true,
  org.eclipse.test.internal.performance.results.utils;x-internal:=true,
  org.eclipse.test.performance.ui
-Import-Package: org.apache.derby.jdbc;resolution:=optional
 Automatic-Module-Name: org.eclipse.test.performance.ui
diff --git a/pom.xml b/pom.xml
index f6618ed..732874e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -98,11 +98,6 @@
       <url>http://download.eclipse.org/eclipse/updates/4.16-I-builds/</url>
     </repository>
     <repository>
-      <id>eclipse-derby-buildtools-repository</id>
-      <layout>p2</layout>
-      <url>http://build.eclipse.org/eclipse/buildtools/derbyCore-10.11.1.1-B/</url>
-    </repository>
-    <repository>
       <id>cbi-common-license</id>
       <layout>p2</layout>
       <url>${license-repo.url}</url>