Move evicts's header files out of src/include and into src/log

• Update prototypes.py to add "evict" to the SELF_CONTAINED_MODULES list and run s_all
• Move the public and private contents of src/include/evict.h into src/evict/evict.h and src/evict/evict_private.h
• Move src/include/evict_inline.h into src/evict/ and update any function names as required by s_all