Update Breadcrumb back button on first page, next button on last page

Show that no further steps back or forward are possible in the context by request of UX team

frontend/src/components/WizardBreadcrumb.svelte

@@ -3,7 +3,10 @@
   import { push } from 'svelte-spa-router'
   import { langCodesStore, langCountStore } from '../stores/LanguagesStore'
   import { bookCountStore } from '../stores/BooksStore'
-  import { resourceTypesStore, resourceTypesCountStore } from '../stores/ResourceTypesStore'
+  import {
+    resourceTypesStore,
+    resourceTypesCountStore
+  } from '../stores/ResourceTypesStore'
   import {
     getResourceTypeLangCode,
     resetStores,
@@ -120,7 +123,10 @@
         <BackButton url="/resource_types" />
       {:else}
         <button
-          class="flex items-center bg-white border border-[#E5E8EB] text-[#33445c] hover:bg-[#efefef] py-2 px-4 rounded-md"
+          class="flex items-center bg-white border border-[#E5E8EB]
+                 text-[#33445c] py-2 px-4
+                 rounded-md cursor-not-allowed"
+          disabled
         >
           <svg
             width="24"
@@ -145,7 +151,9 @@
         <NextButton func={submitResourceTypes} />
       {:else}
         <button
-          class="flex items-center bg-white border border-[#E5E8EB] text-[#33445c] hover:bg-[#efefef] py-2 px-4 rounded-md ml-2"
+          class="flex items-center bg-white border border-[#E5E8EB]
+                 text-[#33445c] py-2 px-4 rounded-md ml-2 cursor-not-allowed"
+          disabled
         >
           <span class="hidden sm:inline">Next</span>
           <svg