Remove unneeded copy

Author: jemgillam

src/pages/sponsor.mdx

@@ -221,14 +221,6 @@ most time directly working on improving the software, which you and other users
 <MarketingDivide from="dark" to="medium" via="light" down/>
 <MarketingSection bg="medium" left maxWidth>
 
-### Sponsor tiers and benefits
-
-As well as ensuring the sustainability and longevity of PostGraphile and the wider Graphile
-suite of developer tooling, sponsorship also gives you or your company some additional benefits
-such as access to security announcements and being featured in the README files of Graphile’s
-main open source projects. Choose the tier which matches your funding goal, higher tiers come
-with more benefits.
-
 </MarketingSection>
 
 <MarketingSection bg="medium" left>