[450488] Reduce the size of com.ibm.icu when it's part of the installer
[450488] Reduce the size of com.ibm.icu when it's part of the installer

https://bugs.eclipse.org/bugs/show_bug.cgi?id=450488
peterkir/org.eclipse.oomph,peterkir/org.eclipse.oomph,peterkir/org.eclipse.oomph,peterkir/org.eclipse.oomph,peterkir/org.eclipse.oomph