Add typos of hypocenter to the dictionary

I'm mainly concerned with `hypocnter->hypocenter` but the other two I got from looking at corrections for plain `center`

Author: nathanjmcdougall

codespell_lib/data/dictionary.txt

@@ -31370,6 +31370,9 @@ hyperboly->hyperbole
 Hyperldger->Hyperledger
 hypervior->hypervisor
 hyphenatin->hyphenating, hyphenation,
+hypocencter->hypocenter
+hypocengter->hypocenter
+hypocnter->hypocenter
 hypocracy->hypocrisy
 hypocrasy->hypocrisy
 hypocricy->hypocrisy