Update Dyninst package file for TBB dependency (#9728)

* Update Dyninst package file for TBB dependency

Dyninst master and 10.0 release
versions require the tbb package.  This mod
updates the tbb versions adding the one that
dyninst uses and adds the required spack package
changes to dyninst/package.py.

* Put new version of tbb in proper location, per reviewer comment.

* Only depend on tbb if building the development version.

* Changes for the release of Dyninst 10.0.0

var/spack/repos/builtin/packages/intel-tbb/package.py

@@ -19,6 +19,7 @@ class IntelTbb(Package):
 
     # See url_for_version() below.
     version('2019',   '2119f1db2f905dc5b423482d7689b7d6')
+    version('2018.6', '9a0f78db4f72356068b00f29f54ee6bc')
     version('2018.5', 'ff3ae09f8c23892fbc3008c39f78288f')
     version('2018.4', '5e2e6ba0e25624a94331c945856551c2')
     version('2018.3', 'cd2e136598ffa5c136f077ee85a35b4c')