core: Update to commit 8eab1d7.

mupen64plus/mupen64plus-core@8eab1d7

* 8eab1d7 Merge pull request #138 from Gillou68310/print
* 6316dd9 new_dynarec: Reverted printing method when warning about a block compiled at bogus memory address This was causing slowdown in CBFD. The assem_debug macro is defined as a null function by default.

jni/mupen64plus-core/src/r4300/new_dynarec/new_dynarec.c

@@ -7793,7 +7793,7 @@ int new_recompile_block(int addr)
      assem_debug("mapping=%x (%x)",memory_map[start>>12],(memory_map[start>>12]<<2)+start);
    }
    else {
      DebugMessage(M64MSG_WARNING, "Compile at unmapped memory address: %x ", (int)addr);
      assem_debug("Compile at unmapped memory address: %x ", (int)addr);
      //assem_debug("start: %x next: %x",memory_map[start>>12],memory_map[(start+4096)>>12]);
      return 1; // Caller will invoke exception handler
    }