Units(SQL): add a missing test input

The input file should be included in
56b419e.

Signed-off-by: Masatake YAMATO <[email protected]>

Author: masatake

Units/parser-sql.r/sql-plsql-ccflags.d/input.sql

@@ -0,0 +1 @@
+ALTER SESSION SET PLSQL_CCFlags = 'UW_Flag:1, Some_Flag:2, PLSQL_CCFlags:42';