Remove unused chevron button modifier styles and tab transition properties

- remove &--chevron

Author: robertpiosik

packages/ui/src/components/editor/common/prompts/PromptField/PromptField.module.scss

@@ -347,13 +347,6 @@
           }
         }
 
-        &--chevron {
-          > span.codicon::before {
-            font-size: 11px;
-            transition: transform 0.2s ease-in-out;
-          }
-        }
-
         &--toggled {
           transform: rotate(180deg);
         }
@@ -387,7 +380,6 @@
     font-weight: 500;
     gap: 4px;
     cursor: pointer;
-    transition: all 0.1s ease-in-out;
     position: relative;
     opacity: var(--dimmed-opacity);
 

packages/ui/src/components/editor/common/prompts/PromptField/PromptField.tsx

@@ -678,10 +678,7 @@ export const PromptField: React.FC<PromptFieldProps> = (props) => {
                 )}
                 <button
                   ref={chevron_button_ref}
-                  className={cn(
-                    styles['footer__right__submit__button'],
-                    styles['footer__right__submit__button--chevron']
-                  )}
+                  className={styles['footer__right__submit__button']}
                   onClick={() => {
                     toggle_dropdown()
                   }}
@@ -795,10 +792,7 @@ export const PromptField: React.FC<PromptFieldProps> = (props) => {
                   />
                   <button
                     ref={disconnected_chevron_button_ref}
-                    className={cn(
-                      styles['footer__right__submit__button'],
-                      styles['footer__right__submit__button--chevron']
-                    )}
+                    className={styles['footer__right__submit__button']}
                     onClick={() => {
                       toggle_dropdown()
                     }}