Remove non-existing packages from MANIFEST.MF (#2116)

Author: chanseokoh

plugins/com.google.cloud.tools.eclipse.appengine.facets/META-INF/MANIFEST.MF

@@ -23,7 +23,6 @@ Import-Package: com.google.cloud.tools.eclipse.appengine.compat,
  com.google.cloud.tools.eclipse.util,
  com.google.cloud.tools.eclipse.util.io,
  com.google.cloud.tools.eclipse.util.status,
- com.google.cloud.tools.eclipse.util.templates.appengine,
  org.eclipse.core.commands,
  org.eclipse.core.runtime;version="3.5.0",
  org.eclipse.core.runtime.jobs,

plugins/com.google.cloud.tools.eclipse.appengine.newproject/META-INF/MANIFEST.MF

@@ -32,7 +32,6 @@ Import-Package: com.google.cloud.tools.eclipse.appengine.facets,
  com.google.cloud.tools.eclipse.util,
  com.google.cloud.tools.eclipse.util.service,
  com.google.cloud.tools.eclipse.util.status,
- com.google.cloud.tools.eclipse.util.templates.appengine,
  com.google.common.annotations;version="[20.0.0,21.0.0)",
  com.google.common.base;version="[20.0.0,21.0.0)",
  com.google.common.collect;version="[20.0.0,21.0.0)",

plugins/com.google.cloud.tools.eclipse.util/META-INF/MANIFEST.MF

@@ -9,8 +9,7 @@ Bundle-ActivationPolicy: lazy
 Export-Package: com.google.cloud.tools.eclipse.util,
  com.google.cloud.tools.eclipse.util.io,
  com.google.cloud.tools.eclipse.util.service,
- com.google.cloud.tools.eclipse.util.status,
- com.google.cloud.tools.eclipse.util.templates.appengine
+ com.google.cloud.tools.eclipse.util.status
 Import-Package: com.google.common.annotations;version="[20.0.0,21.0.0)",
  com.google.common.base;version="[20.0.0,21.0.0)",
  com.google.common.collect;version="[20.0.0,21.0.0)",