feat: move pagination to dedicated component (#760)

Co-authored-by: Dominik Pschenitschni <mail@celement.de>
Co-authored-by: kolaente <k@knt.li>
Reviewed-on: https://kolaente.dev/vikunja/frontend/pulls/760
Reviewed-by: konrad <k@knt.li>
Co-authored-by: dpschen <dpschen@noreply.kolaente.de>
Co-committed-by: dpschen <dpschen@noreply.kolaente.de>

src/styles/theme/background.scss

@@ -5,6 +5,7 @@
   background-attachment: fixed;
   min-height: 100vh;
 
+	// FIXME: move to pagination component
   .pagination-link:not(.is-current) {
     background: $light-background;
   }

src/styles/theme/theme.scss

@@ -116,18 +116,6 @@ button.table {
   }
 }
 
-.pagination {
-  padding-bottom: 1rem;
-
-  .pagination-previous,
-  .pagination-next {
-    &:not(:disabled):hover {
-      background: $button-background-color;
-      cursor: pointer;
-    }
-  }
-}
-
 .is-max-width-desktop {
   width: 100%;
   max-width: $desktop;