Add riscv sources for DYNAMIC_ARCH

driver/others/CMakeLists.txt

@@ -52,6 +52,8 @@ if (DYNAMIC_ARCH)
     list(APPEND COMMON_SOURCES dynamic_arm64.c)
   elseif (POWER)
     list(APPEND COMMON_SOURCES dynamic_power.c)
+  elseif (RISCV64)
+    list(APPEND COMMON_SOURCES dynamic_riscv64.c detect_riscv64.c)
   else ()  
     list(APPEND COMMON_SOURCES dynamic.c)
   endif ()