Adding Spaceship Partner Pack Offer (#488)

* Add files via upload

* Revise Spaceship offer details and branding

Updated offer details for the Spaceship promotion, including logo, headline, description, and call-to-action link.

* Update call-to-action text from 'Spaceship' to 'Hyperlift'

* Update spaceship.md

Author: csmlo

content/partner-pack/offers/spaceship.md

@@ -0,0 +1,8 @@
+---
+name: "Spaceship"
+logo: "spaceship.png"
+headline: "Free first quarter of Starlight™ Hyperlift (quarterly plan) for first 50 maintainers."
+description: "Ship apps fast without touching infrastructure. Push your code to GitHub, and Hyperlift takes everything live. No complex configs no DevOps. Use code GHMAINTAINER26 to claim your free quarterly plan (Small, Medium, or Large)."
+ctaText: "Get Hyperlift"
+ctaLink: "https://www.spaceship.com/starlight-cloud/hyperlift/"
+---