chore: moving files to tidy up docs

tests/base/mp_getddl.test.sas

@@ -1,23 +0,0 @@
-/**
-  @file
-  @brief Testing mp_getddl.sas macro
-
-  <h4> SAS Macros </h4>
-  @li mp_getddl.sas
-  @li mp_assert.sas
-
-**/
-
-data test(index=(pk=(x y)/unique /nomiss));
-  x=1;
-  y='blah';
-  label x='blah';
-run;
-proc sql; describe table &syslast;
-%mp_getddl(work,test,flavour=tsql,showlog=YES)
-
-%mp_assert(
-  iftrue=(&syscc=0),
-  desc=mp_getddl runs without errors,
-  outds=work.test_results
-)