fix: align placeholder colors for plain input

Author: ivictbor

adminforth/spa/src/afcl/Input.vue

@@ -16,7 +16,7 @@
       :value="modelValue"
       aria-describedby="helper-text-explanation"
       class="inline-flex bg-gray-50 border border-gray-300 text-gray-900 text-sm rounded-0 focus:ring-lightPrimary focus:border-lightPrimary dark:focus:ring-darkPrimary dark:focus:border-darkPrimary 
-      blue-500 focus:border-blue-500 block w-20 p-2.5 dark:bg-gray-700 dark:border-gray-600 dark:placeholder-gray-400 dark:text-white translate-y-0"
+      blue-500 focus:border-blue-500 block w-20 p-2.5 dark:bg-gray-700 dark:border-gray-600 placeholder-gray-500 dark:placeholder-gray-400 dark:text-white translate-y-0"
       :class="{'rounded-l-md': !$slots.prefix && !prefix, 'rounded-r-md': !$slots.suffix && !suffix, 'w-full': fullWidth}"
       :disabled="readonly"
     >