Move METROPOLIS BLK NUMBER further into the future

`CreateHashCollision` from
`StateTests/Homestead/stSystemOperationsTest.json-CreateHashCollision`
defines `"currentNumber"` as `11000000` but its data is not within
the METROPOLIS paradigm.

Author: konradkonrad

ethereum/config.py

@@ -48,7 +48,7 @@
     HOMESTEAD_FORK_BLKNUM=1150000,
     HOMESTEAD_DIFF_ADJUSTMENT_CUTOFF=10,
     # Metropolis fork
-    METROPOLIS_FORK_BLKNUM=9999999,
+    METROPOLIS_FORK_BLKNUM=99999999,
     METROPOLIS_ENTRY_POINT=2 ** 160 - 1,
     METROPOLIS_STATEROOT_STORE=0x10,
     METROPOLIS_BLOCKHASH_STORE=0x20,