[Releng][PropertiesView] Update TP and build with 2.1.6 stable EEF

Signed-off-by: Jessy Mallet <jessy.mallet@obeo.fr>
diff --git a/releng-sirius/category/category.xml b/releng-sirius/category/category.xml
index 35cc10a..72bbb09 100755
--- a/releng-sirius/category/category.xml
+++ b/releng-sirius/category/category.xml
@@ -40,7 +40,7 @@
          Papyrus-Sirius : Toolsmiths plugins
       </description>
    </category-def>
-   <repository-reference location="https://download.eclipse.org/modeling/emft/eef/updates/nightly/2.1.6-N279/2019-12/" enabled="true" />
+   <repository-reference location="https://download.eclipse.org/modeling/emft/eef/updates/releases/2.1/R202302240839/" enabled="true" />
    <repository-reference location="https://download.eclipse.org/sirius/updates/releases/7.0.7/2021-06/" enabled="true" />
    <repository-reference location="https://download.eclipse.org/modeling/gmp/gmf-runtime/updates/releases/R202204130739" enabled="true" />
    <repository-reference location="https://download.eclipse.org/tools/orbit/downloads/drops/R20220302172233/repository/" enabled="true" />
diff --git a/releng-sirius/targetplatform/org.eclipse.papyrus.sirius.releng.main.targetplatform.target b/releng-sirius/targetplatform/org.eclipse.papyrus.sirius.releng.main.targetplatform.target
old mode 100755
new mode 100644
index 029ae98..12462a2
--- a/releng-sirius/targetplatform/org.eclipse.papyrus.sirius.releng.main.targetplatform.target
+++ b/releng-sirius/targetplatform/org.eclipse.papyrus.sirius.releng.main.targetplatform.target
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no"?>

 <?pde?>

 <!-- generated with https://github.com/eclipse-cbi/targetplatform-dsl -->

-<target name="Papyrus-Sirius - 2022-12" sequenceNumber="1678272641">

+<target name="Papyrus-Sirius - 2022-12" sequenceNumber="1678890500">
   <locations>

     <location includeMode="planner" includeAllPlatforms="false" includeSource="true" includeConfigurePhase="false" type="InstallableUnit">

       <unit id="org.easymock" version="0.0.0"/>

@@ -57,7 +57,7 @@
       <unit id="org.eclipse.eef.sdk.feature.source.feature.group" version="2.1.6.202302240839"/>

       <unit id="org.eclipse.eef.ext.widgets.reference.feature.feature.group" version="2.1.6.202302240839"/>

       <unit id="org.eclipse.eef.ext.widgets.reference.feature.source.feature.group" version="2.1.6.202302240839"/>

-      <repository id="EEF-2.1.6" location="https://download.eclipse.org/modeling/emft/eef/updates/nightly/2.1.6-N279/2019-12/"/>

+      <repository id="EEF-2.1.6" location="https://download.eclipse.org/modeling/emft/eef/updates/releases/2.1/R202302240839/"/>

     </location>

     <location includeMode="planner" includeAllPlatforms="false" includeSource="true" includeConfigurePhase="false" type="InstallableUnit">

       <unit id="org.eclipse.sirius.aql.feature.group" version="7.0.7.202301170754"/>

diff --git a/releng-sirius/targetplatform/org.eclipse.papyrus.sirius.releng.main.targetplatform.tpd b/releng-sirius/targetplatform/org.eclipse.papyrus.sirius.releng.main.targetplatform.tpd
index 9aae953..f1f0c12 100755
--- a/releng-sirius/targetplatform/org.eclipse.papyrus.sirius.releng.main.targetplatform.tpd
+++ b/releng-sirius/targetplatform/org.eclipse.papyrus.sirius.releng.main.targetplatform.tpd
@@ -65,7 +65,7 @@
 }
 
 // updateFrom("EEF",0)
-location EEF-2.1.6 "https://download.eclipse.org/modeling/emft/eef/updates/nightly/2.1.6-N279/2019-12/" {
+location EEF-2.1.6 "https://download.eclipse.org/modeling/emft/eef/updates/releases/2.1/R202302240839/" {
     org.eclipse.eef.sdk.feature.feature.group
     org.eclipse.eef.sdk.feature.source.feature.group
     org.eclipse.eef.ext.widgets.reference.feature.feature.group