Remove Create_Missing_Dirs property

Old Debian9 does not know this property

templates/concurrency_view/air_gpr/partition.tmplt

@@ -34,7 +34,7 @@ project @_CAPITALIZE:Name_@_AIR is
    type Build_Type is ("Debug", "Release");
    Build : Build_Type := external ("CFG", "Debug");
 
-   for Create_Missing_Dirs use "True";
+   --  for Create_Missing_Dirs use "True";  (not supported in Debian 9, use -p instead)
    for Object_Dir use "@_LOWER:Name_@_obj";
    for Exec_Dir   use "../deploymentview_final/@_Name_@";
 

templates/concurrency_view/c_pohi_gpr/node.tmplt

@@ -15,16 +15,16 @@ debug_native:
 
 debug_rtems_leon3_with_ada:
 @@TABLE@@
-	gprbuild -v --config=rtems_ada.cgpr -P @_LOWER:Partition_Names_@_rtems_ada.gpr -XCFG="Debug" -cargs:C -DSTATIC=""
+	gprbuild -v -p --config=rtems_ada.cgpr -P @_LOWER:Partition_Names_@_rtems_ada.gpr -XCFG="Debug" -cargs:C -DSTATIC=""
 @@END_TABLE@@
 
 air:
 @@TABLE@@
 	# We need to compile and link separately because the linker script must
 	# be copied to the obj folder. Path cannot be set manually with -T
-	gprbuild -c -v --config=air.cgpr -P @_LOWER:Partition_Names_@_air.gpr -XCFG="Debug" -cargs:C -DSTATIC=""
+	gprbuild -c -p -v --config=air.cgpr -P @_LOWER:Partition_Names_@_air.gpr -XCFG="Debug" -cargs:C -DSTATIC=""
 	cp ../deploymentview_final/@_LOWER:Partition_Names_@/linkcmds.inc @_LOWER:Partition_Names_@_obj/
-	gprbuild -l -v --config=air.cgpr -P @_LOWER:Partition_Names_@_air.gpr -XCFG="Debug" -cargs:C -DSTATIC=""
+	gprbuild -l -p -v --config=air.cgpr -P @_LOWER:Partition_Names_@_air.gpr -XCFG="Debug" -cargs:C -DSTATIC=""
 @@END_TABLE@@
 
 release_native:

templates/concurrency_view/c_pohi_rtems_with_ada_gpr/partition.tmplt

@@ -40,7 +40,7 @@ project @_CAPITALIZE:Name_@_RTEMS_Ada is
    type Build_Type is ("Debug", "Release");
    Build : Build_Type := external ("CFG", "Debug");
 
-   for Create_Missing_Dirs use "True";
+   --  for Create_Missing_Dirs use "True"; (not supported in Debian 9, use -p instead)
    for Object_Dir use "obj_rtems_with_ada";
    for Exec_Dir   use "../../binaries";