Remove store

Signed-off-by: Alex Ellis (OpenFaaS Ltd) <alexellis2@gmail.com>

Author: alexellis

_data/navigation.yml

@@ -4,9 +4,9 @@
 - name: Blog
   class: navbar-item
   link: /blog/
-- name: Store
+- name: eBooks
   class: navbar-item
-  link: https://store.openfaas.com/
+  link: https://gumroad.com/l/serverless-for-everyone-else
 - name: Consulting
   class: navbar-item
   link: /consulting/

_includes/landing-page/landing-store.html

@@ -272,12 +272,6 @@ ark --help  # a handy alias
 curl -sLS https://dl.get-arkade.dev | sh
 ```
 
-You'll also find SWAG for OpenFaaS, k3sup, inlets and arkade in our OpenFaaS Store.
-
-<img src="https://cdn.shopify.com/s/files/1/0340/9739/7895/products/mockup-ea71d220_1024x1024@2x.jpg?v=1589366177" width="250">
-
-[Buy your own SWAG today](https://store.openfaas.com)
-
 What about commercial apps? One of the lessons we've learned as a community about Open Source, is just how much effort it takes to sustain a project where everything's given away for free. Commercial users are often not interested or willing to contribute through sponsorships, support, consulting, or paid development. Now there has been interest from commercial companies that want to have their app listed. We've come up with a way for them to differentiate their offerings through Sponsored Apps.
 
 Find out about [Sponsored Apps](https://get-arkade.dev)

_posts/2020-08-28-openfaas-arkade.md

@@ -98,11 +98,9 @@ We'll be sending out SWAG and some surprise gifts. To participate in the prize d
 
 ![SWAG](https://pbs.twimg.com/media/EoEunmKXMAERUiT?format=jpg&name=small)
 
-We also have a commemorative coffee and tea mug available for you [in the store](https://store.openfaas.com/) with a special design by contributor [Utsav Anand](https://openfaas.com/team). I personally like the "EST 2016" decal and 8-bit design.
+We also have a commemorative coffee and tea mug available for you in the store with a special design by contributor [Utsav Anand](https://openfaas.com/team). I personally like the "EST 2016" decal and 8-bit design.
 
-<a href="https://store.openfaas.com/products/openfaas-4th-birthday-celebration-mug"><img src="https://cdn.shopify.com/s/files/1/0340/9739/7895/products/mockup-a83e8509_1024x1024@2x.jpg?v=1606569983" width="80%"></a>
-
-> [OpenFaaS 4th Birthday Celebration Mug](https://store.openfaas.com/products/openfaas-4th-birthday-celebration-mug)
+<img src="https://cdn.shopify.com/s/files/1/0340/9739/7895/products/mockup-a83e8509_1024x1024@2x.jpg?v=1606569983" width="80%">
 
 ### The big demo we're preparing for you