[Ohrrpgce] SVN: teeemcee/11747 Fix hspeak builds on Windows, broken for a couple months

[subversion at HamsterRepublic.com]

teeemcee
2020-04-17 05:14:54 -0700 (Fri, 17 Apr 2020)
192
Fix hspeak builds on Windows, broken for a couple months

The cause was a missing alias from 'hspeak' to 'hspeak.exe'
I had also re-broken hspeak builds when there were spaces in the euc path.
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U   wip/SConscript