fix: sponsor info page booth builder links and typos

Author: aramboi

src/content/pages/sponsorship/information.mdx

@@ -90,7 +90,7 @@ All **Silver sponsors and above** will be assigned a booth (unless agreed otherw
 
 #### Booth Builder Contact
 
-Our official booth builder is [ArtEXPO](https://www.artexpo.com.pl/en). For any booth-related questions, you can contact: **Monika Gregorczyk - monika@artexpo.com.pl**.
+Our official booth builder is [ArtEXPO](https://www.artexpo.com.pl/contact/). For any booth-related questions, you can contact: **Monika Gregorczyk - monika@artexpo.com.pl**.
 
 #### Booth Mockups
 👉 Please refer to the **[EuroPython 2026 – Exhibit Booths](https://drive.google.com/file/d/1ogc2pF3wYMugzq9LYjyaSivmuUcv4QF8/) document for booth mockups and details** on what’s included as part of your package.
@@ -147,15 +147,15 @@ Gold and Silver sponsors can order a TV and stand separately, if needed</Note>
 
 #### Graphic Submission Guide
 
-Graphics should be submitted directly to [ArtEXPO](https://www.artexpo.com.pl/en) as detailed below.
+Graphics should be submitted directly to [ArtEXPO](https://www.artexpo.com.pl/contact/) as detailed below.
 
 <h5> Booth Graphic Sizes</h5>
 
 - **Silver Booth**: *No back wall graphic included. Space for 2 roll-up banners.*
 - **Gold Booth**: 3136mm (W) x 2480mm (H)
 - **Platinum Booth**: 4128mm (W) x 2480mm (H)
 - **Diamond Booth**: 6112mm (W) x 2480mm (H)
-- **Keystone Booth**: please contact [ArtEXPO](https://www.artexpo.com.pl/en) for details
+- **Keystone Booth**: please contact [ArtEXPO](https://www.artexpo.com.pl/contact/) for details
 
 <h5>Info Counter Graphic Size</h5>
 
@@ -219,9 +219,9 @@ If you have any questions about shipping or customs, please contact NETLOG or TR
 ## Leads Collection
 
 We do not provide a dedicated tool for lead collection, but you are welcome to
-engage with attendees and request their information with their consent.You may
+engage with attendees and request their information with their consent. You may
 ask attendees for permission to scan the QR code on their badge. These QR codes
-contain vCard 3.0 records with their name, affiliation and emailaddresses. While
+contain vCard 3.0 records with their name, affiliation and email addresses. While
 QR code scanners are not provided, you are welcome to bring your own device or
 use an app of your choice to capture these contact details. You can also
 use the leads for prize draws, games, party invites or other attendee