[BUG] build error with ld

[Hui Zhu]

make[4]: Entering directory `/home/teawater/gdb/bgdbno/ld'
make[4]: *** No rule to make target
`../../src/ld/emulparams/avrtiny10.sh', needed by `eavrtiny10.c'.
Stop.
make[4]: Leaving directory `/home/teawater/gdb/bgdbno/ld'
make[3]: *** [all-recursive] Error 1
make[3]: Leaving directory `/home/teawater/gdb/bgdbno/ld'
make[2]: *** [all] Error 2
make[2]: Leaving directory `/home/teawater/gdb/bgdbno/ld'
make[1]: *** [all-ld] Error 2
make[1]: Leaving directory `/home/teawater/gdb/bgdbno'
make: *** [all] Error 2