Control flow issue reported during static code analysis

- Missing break statement will result in unexpected control flow.
  This function will not launch the threads for the API in question
  according to the AOCL dynamic logic without the break statement.

AMD-Internal: [CPUPL-3436]
Change-Id: Ic47d773169c09e84086a27b50cd59dba33529698

frame/base/bli_rntm.c

@@ -1685,6 +1685,8 @@ static void aocl_zdscalv_dynamic
 			else
 				*nt_ideal = 64;
 
+			break;
+
 		default:
 			/*
 				Without this default condition, compiler will throw