tools/version.sh: Update OSGi manifest files

Tag the version number and API range in the OSGi manifest files
whenever we bump the pom.xml files.

Change-Id: I7c38b51f7139c02bef6b0e67d3f9199cbcdc8a39
Signed-off-by: Shawn O. Pearce <spearce@spearce.org>