LoginLayout: Fix logo-bmc size override

The size override to a height of 60 is not working in my environment.
This updates to override style instead.

Change-Id: I7df8f724f822f60bf555a8ec8fd9e0bf9979dbd5
Signed-off-by: Jason M. Bills <jason.m.bills@intel.com>
diff --git a/src/layouts/LoginLayout.vue b/src/layouts/LoginLayout.vue
index 36a070c..55b5692 100644
--- a/src/layouts/LoginLayout.vue
+++ b/src/layouts/LoginLayout.vue
@@ -24,7 +24,7 @@
         <div class="login-aside__logo-bmc">
           <img
             svg-inline
-            height="60"
+            style="width: auto; height: 60px"
             src="@/assets/images/built-on-openbmc-logo.svg"
             alt="Built on OpenBMC"
           />