ANDROID: add a new symbol to symbol list for unisoc

Add a mm/migrate related symbol.

2 function symbol(s) added
  'int __traceiter_android_vh_clear_page_migrating(void *, struct page *)'
  'int __traceiter_android_vh_set_page_migrating(void *, struct page *)'

2 variable symbol(s) added
  'struct tracepoint __tracepoint_android_vh_clear_page_migrating'
  'struct tracepoint __tracepoint_android_vh_set_page_migrating'

Bug: 295409783

Change-Id: Iaae245060ac3767c872c1ea99433adbb28ff0818
Signed-off-by: xiaosong.ma <xiaosong.ma@unisoc.com>