Add ? to What is Ethereum and What is Geth (#184)

src/components/UI/homepage/WhatIsEthereum.tsx

@@ -23,7 +23,7 @@ export const WhatIsEthereum: FC<Props> = ({ children }) => {
         >
           <Stack p={4} borderBottom='2px' borderColor='primary' sx={{ mt: '0 !important' }}>
             <Box as='h2' textStyle='h2'>
-              What is Ethereum
+              What is Ethereum?
             </Box>
           </Stack>
 

src/pages/index.tsx

@@ -37,7 +37,7 @@ const HomePage: NextPage = ({}) => {
             <GridItem rowSpan={2}>
               {/* SECTION: What is Geth */}
               <HomeSection
-                sectionTitle='What is Geth'
+                sectionTitle='What is Geth?'
                 linkLabel='Get started with Geth'
                 buttonHref={`${DOCS_PAGE}/getting-started`}
                 Svg={GopherHomeFront}