Fix Typo

Hyperspell is not CamelCased

Author: maebert

docs/tools/community.mdx

@@ -23,7 +23,7 @@ description: 'AgentStack tools from community contributors'
 ## Memory / State
 
 - [Mem0](/tools/tool/mem0)
-- [HyperSpell](/tools/tool/hyperspell)
+- [Hyperspell](/tools/tool/hyperspell)
 
 ## Database Tools
 - [Neon](/tools/tool/neon)