Update build configuration for RAP Runtime 3.18.0 RC1

- Use Eclipse Platform 4.21 I20210830-0600

Change-Id: I07184b2b799d84cc2b620b5e5bc08d380a06866b
Signed-off-by: Markus Knauer <mknauer@eclipsesource.com>
diff --git a/features/org.eclipse.rap.e4.equinox.target.feature/.forceQualifierUpdate b/features/org.eclipse.rap.e4.equinox.target.feature/.forceQualifierUpdate
index a6cd67b..90154f0 100644
--- a/features/org.eclipse.rap.e4.equinox.target.feature/.forceQualifierUpdate
+++ b/features/org.eclipse.rap.e4.equinox.target.feature/.forceQualifierUpdate
@@ -1 +1 @@
-2021-08-23T12:00:00+00:00
+2021-09-01T12:00:00+00:00
diff --git a/features/org.eclipse.rap.e4.examples.feature/.forceQualifierUpdate b/features/org.eclipse.rap.e4.examples.feature/.forceQualifierUpdate
index a6cd67b..90154f0 100644
--- a/features/org.eclipse.rap.e4.examples.feature/.forceQualifierUpdate
+++ b/features/org.eclipse.rap.e4.examples.feature/.forceQualifierUpdate
@@ -1 +1 @@
-2021-08-23T12:00:00+00:00
+2021-09-01T12:00:00+00:00
diff --git a/features/org.eclipse.rap.e4.feature/.forceQualifierUpdate b/features/org.eclipse.rap.e4.feature/.forceQualifierUpdate
index a6cd67b..90154f0 100644
--- a/features/org.eclipse.rap.e4.feature/.forceQualifierUpdate
+++ b/features/org.eclipse.rap.e4.feature/.forceQualifierUpdate
@@ -1 +1 @@
-2021-08-23T12:00:00+00:00
+2021-09-01T12:00:00+00:00
diff --git a/features/org.eclipse.rap.e4.sdk.feature/.forceQualifierUpdate b/features/org.eclipse.rap.e4.sdk.feature/.forceQualifierUpdate
index a6cd67b..90154f0 100644
--- a/features/org.eclipse.rap.e4.sdk.feature/.forceQualifierUpdate
+++ b/features/org.eclipse.rap.e4.sdk.feature/.forceQualifierUpdate
@@ -1 +1 @@
-2021-08-23T12:00:00+00:00
+2021-09-01T12:00:00+00:00
diff --git a/features/org.eclipse.rap.equinox.target.feature/.forceQualifierUpdate b/features/org.eclipse.rap.equinox.target.feature/.forceQualifierUpdate
index a6cd67b..90154f0 100644
--- a/features/org.eclipse.rap.equinox.target.feature/.forceQualifierUpdate
+++ b/features/org.eclipse.rap.equinox.target.feature/.forceQualifierUpdate
@@ -1 +1 @@
-2021-08-23T12:00:00+00:00
+2021-09-01T12:00:00+00:00
diff --git a/features/org.eclipse.rap.examples.feature/.forceQualifierUpdate b/features/org.eclipse.rap.examples.feature/.forceQualifierUpdate
index a6cd67b..90154f0 100644
--- a/features/org.eclipse.rap.examples.feature/.forceQualifierUpdate
+++ b/features/org.eclipse.rap.examples.feature/.forceQualifierUpdate
@@ -1 +1 @@
-2021-08-23T12:00:00+00:00
+2021-09-01T12:00:00+00:00
diff --git a/features/org.eclipse.rap.feature/.forceQualifierUpdate b/features/org.eclipse.rap.feature/.forceQualifierUpdate
index a6cd67b..90154f0 100644
--- a/features/org.eclipse.rap.feature/.forceQualifierUpdate
+++ b/features/org.eclipse.rap.feature/.forceQualifierUpdate
@@ -1 +1 @@
-2021-08-23T12:00:00+00:00
+2021-09-01T12:00:00+00:00
diff --git a/features/org.eclipse.rap.sdk.feature/.forceQualifierUpdate b/features/org.eclipse.rap.sdk.feature/.forceQualifierUpdate
index a6cd67b..90154f0 100644
--- a/features/org.eclipse.rap.sdk.feature/.forceQualifierUpdate
+++ b/features/org.eclipse.rap.sdk.feature/.forceQualifierUpdate
@@ -1 +1 @@
-2021-08-23T12:00:00+00:00
+2021-09-01T12:00:00+00:00
diff --git a/releng/org.eclipse.rap.build/pom.xml b/releng/org.eclipse.rap.build/pom.xml
index 4550ea3..7d2c45a 100644
--- a/releng/org.eclipse.rap.build/pom.xml
+++ b/releng/org.eclipse.rap.build/pom.xml
@@ -29,7 +29,7 @@
      -->
     <jetty-repo.url>https://download.eclipse.org/webtools/jetty/10.0.6/repository/</jetty-repo.url>
     <orbit-repo.url>https://download.eclipse.org/tools/orbit/downloads/2021-09/</orbit-repo.url>
-    <platform-repo.url>https://download.eclipse.org/eclipse/updates/4.21-I-builds/I20210818-1800/</platform-repo.url>
+    <platform-repo.url>https://download.eclipse.org/eclipse/updates/4.21-I-builds/I20210830-0600/</platform-repo.url>
     <rap-extra-repo.url>https://download.eclipse.org/rt/rap/base-platforms/3.14/extra-dependencies/</rap-extra-repo.url>
     <license-repo.url>https://download.eclipse.org/cbi/updates/license/</license-repo.url>
     <!-- The build type, N for nighty builds, S for stable builds. S-builds will be signed. -->