Add new line at the EOF

Author: wangpc-pp

clang/test/Preprocessor/init-riscv.c

@@ -9,4 +9,4 @@
 // RV32: #define __GCC_DESTRUCTIVE_SIZE 32
 
 // RV64: #define __GCC_CONSTRUCTIVE_SIZE 64
-// RV64: #define __GCC_DESTRUCTIVE_SIZE 64
+// RV64: #define __GCC_DESTRUCTIVE_SIZE 64