Revert exist_ok changes to scons files (#116)

Co-authored-by: Ryan Burns <rtburns-jpl@users.noreply.github.com>

SConstruct

@@ -216,10 +216,11 @@ else:
 ### End of GPU branch-specific modifications
 
 
-os.makedirs(inst, exist_ok=True)
 env.Install(inst, '__init__.py')
 env.Install(inst, 'release_history.py')
 
+if not os.path.exists(inst):
+    os.makedirs(inst)
 
 v = 0
 if isrerun == 'no':

configuration/buildHelper.py

@@ -7,7 +7,11 @@ tmpdump = 'tmpdump.json'
 def createHelp(env,factoryFile,installDir):
     #jng: try to have scons handle all the creation but could not figure out how
     #     so handled dir creation manually
-    os.makedirs(env['HELPER_BUILD_DIR'], exist_ok=True)
+    try:
+        os.makedirs(env['HELPER_BUILD_DIR'])
+    except:
+        # already exists
+        pass
     try:
         #one could probably also use __import__ but needs to make sure the
         #the cwd is prepended to the sys.path otherwise if factoryFile = __init__.py