create alias vampire_savior_(game) -> vampire_(game)

Link to alias

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Also remove the former's wiki entry.

We don't alias the street fighter sequels to Street Fighter so why this?

Log said:

We don't alias the street fighter sequels to Street Fighter so why this?

Check the latter's wiki entry:

The following tags are aliased to this tag: vampire_savior, vampire_saviour, darkstalkers, dark_stalkers

Pretty sure we had a debate on aliasing the in-series games (e.g. Zero 2 -> Zero, 3rd Strike -> III)

Done