b-image custom-class does not get applied to img tag

[scheinercc]

Overview of the problem

Buefy version: 0.9.10 && 0.9.11
Vuejs version: 2.6.14
OS/Browser: macOS, Firefox 95.0b2

Description

b-image custom-class does not get applied to img tag

Steps to reproduce

Create new image

<b-image :alt="[my alt text]" :src="[my img src]" custom-class="my-custom-image-class" />

Expected behavior

The rendered DOM should be:

<figure data-v-[id]="" class="b-image-wrapper image">
  <img src="[my img src]" alt="[my img alt]" loading="lazy" class="my-custom-image-class" width="[some width]">
</figure>

Actual behavior

The DOM rendered:

<figure data-v-[id]="" class="b-image-wrapper image" custom-class="my-custom-image-class">
  <img src="[my img src]" alt="[my img alt]" loading="lazy" class="" width="[some width]">
</figure>

[scheinercc]

Thanks!