ProfileStats: move scss to its own file

app/styles/application.scss

@@ -87,6 +87,7 @@
 @import 'components/federation-restrictions';
 @import 'components/aliases';
 @import 'components/icon';
+@import 'components/profile-stats';
 
 // Holiday
 @import 'holiday/halloween';

app/styles/components/profile-stats.scss

@@ -0,0 +1,30 @@
+.profile-stats {
+  display: flex;
+  margin-top: 12px;
+}
+
+.profile-stat {
+  display: flex;
+  font-size: 14px;
+  text-decoration: none;
+
+  &:not(:first-of-type) {
+    margin-left: 18px;
+  }
+
+  &__value {
+    display: flex;
+    margin-right: 3px;
+    font-weight: 700;
+    color: var(--primary-text-color);
+  }
+
+  &__label {
+    display: flex;
+    color: var(--primary-text-color--faint);
+  }
+
+  &:hover {
+    text-decoration: underline;
+  }
+}

app/styles/components/sidebar-menu.scss

@@ -131,37 +131,6 @@
   }
 }
 
-.profile-stats {
-  display: flex;
-  margin-top: 12px;
-}
-
-.profile-stat {
-  display: flex;
-  font-size: 14px;
-  text-decoration: none;
-
-  &:not(:first-of-type) {
-    margin-left: 18px;
-  }
-
-  &__value {
-    display: flex;
-    margin-right: 3px;
-    font-weight: 700;
-    color: var(--primary-text-color);
-  }
-
-  &__label {
-    display: flex;
-    color: var(--primary-text-color--faint);
-  }
-
-  &:hover {
-    text-decoration: underline;
-  }
-}
-
 .sidebar-account {
   text-decoration: none;
 }