Catch2 standalone exe (#129)

* SWDEV-359379 - catch2: Standalone single exe per file

-workaround for rsp file issue.
-Creates single exe per file
-tests detection is still during execution time and NOT compile time

Change-Id: Iddfb83d57b2d767212f3d9307a276b7d572da6cd

* SWDEV-359379 - Update CMakeList

* Update Catch.cmake

* Temporarily disable failing tests

catch/unit/printf/printfFlags.cc

@@ -37,7 +37,7 @@ xyzzy
         00000042
 )here");
 
-  hip::SpawnProc proc("printfFlags", true);
+  hip::SpawnProc proc("printfFlags_exe", true);
   REQUIRE(proc.run() == 0);
   REQUIRE(proc.getOutput() == reference);
 }