Remove unwanted SCSS extend from contextual sidebar

app/assets/stylesheets/framework/contextual_sidebar.scss

@@ -140,7 +140,7 @@
       @include gl-border-none;
 
       .avatar.s32 {
-        @extend .rect-avatar.s32;
+        border-radius: $border-radius-default;
         box-shadow: $avatar-box-shadow;
       }
     }

app/assets/stylesheets/startup/startup-dark.scss

@@ -1280,6 +1280,7 @@ input {
   a
   .avatar-container.rect-avatar
   .avatar.s32 {
+  border-radius: 4px;
   box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.08);
 }
 .sidebar-top-level-items {
@@ -1304,6 +1305,7 @@ input {
   a
   .avatar-container.rect-avatar
   .avatar.s32 {
+  border-radius: 4px;
   box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.08);
 }
 .sidebar-top-level-items > li .badge.badge-pill {
@@ -1601,17 +1603,7 @@ svg.s16 {
 .rect-avatar.s16 {
   border-radius: 2px;
 }
-.rect-avatar.s32,
-.nav-sidebar-inner-scroll
-  > div.context-header
-  a
-  .avatar-container.rect-avatar
-  .avatar.s32,
-.sidebar-top-level-items
-  .context-header
-  a
-  .avatar-container.rect-avatar
-  .avatar.s32 {
+.rect-avatar.s32 {
   border-radius: 4px;
 }
 body.gl-dark .navbar-gitlab {

app/assets/stylesheets/startup/startup-general.scss

@@ -1260,6 +1260,7 @@ input {
   a
   .avatar-container.rect-avatar
   .avatar.s32 {
+  border-radius: 4px;
   box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.08);
 }
 .sidebar-top-level-items {
@@ -1284,6 +1285,7 @@ input {
   a
   .avatar-container.rect-avatar
   .avatar.s32 {
+  border-radius: 4px;
   box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.08);
 }
 .sidebar-top-level-items > li .badge.badge-pill {
@@ -1581,17 +1583,7 @@ svg.s16 {
 .rect-avatar.s16 {
   border-radius: 2px;
 }
-.rect-avatar.s32,
-.nav-sidebar-inner-scroll
-  > div.context-header
-  a
-  .avatar-container.rect-avatar
-  .avatar.s32,
-.sidebar-top-level-items
-  .context-header
-  a
-  .avatar-container.rect-avatar
-  .avatar.s32 {
+.rect-avatar.s32 {
   border-radius: 4px;
 }
 

ee/app/assets/stylesheets/startup/startup-dark.scss

@@ -1280,6 +1280,7 @@ input {
   a
   .avatar-container.rect-avatar
   .avatar.s32 {
+  border-radius: 4px;
   box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.08);
 }
 .sidebar-top-level-items {
@@ -1304,6 +1305,7 @@ input {
   a
   .avatar-container.rect-avatar
   .avatar.s32 {
+  border-radius: 4px;
   box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.08);
 }
 .sidebar-top-level-items > li .badge.badge-pill {
@@ -1601,17 +1603,7 @@ svg.s16 {
 .rect-avatar.s16 {
   border-radius: 2px;
 }
-.rect-avatar.s32,
-.nav-sidebar-inner-scroll
-  > div.context-header
-  a
-  .avatar-container.rect-avatar
-  .avatar.s32,
-.sidebar-top-level-items
-  .context-header
-  a
-  .avatar-container.rect-avatar
-  .avatar.s32 {
+.rect-avatar.s32 {
   border-radius: 4px;
 }
 body.gl-dark .navbar-gitlab {

ee/app/assets/stylesheets/startup/startup-general.scss

@@ -1260,6 +1260,7 @@ input {
   a
   .avatar-container.rect-avatar
   .avatar.s32 {
+  border-radius: 4px;
   box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.08);
 }
 .sidebar-top-level-items {
@@ -1284,6 +1285,7 @@ input {
   a
   .avatar-container.rect-avatar
   .avatar.s32 {
+  border-radius: 4px;
   box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.08);
 }
 .sidebar-top-level-items > li .badge.badge-pill {
@@ -1581,17 +1583,7 @@ svg.s16 {
 .rect-avatar.s16 {
   border-radius: 2px;
 }
-.rect-avatar.s32,
-.nav-sidebar-inner-scroll
-  > div.context-header
-  a
-  .avatar-container.rect-avatar
-  .avatar.s32,
-.sidebar-top-level-items
-  .context-header
-  a
-  .avatar-container.rect-avatar
-  .avatar.s32 {
+.rect-avatar.s32 {
   border-radius: 4px;
 }