Fix small mistakes in RTL layout (#2182)

Borders in blockquotes in reply-indicator weren't colored properly.

avatar margin when viewing edited toots dropdown was applied to wrong side.

Conversations had padding applied to the wrong side.

Padding for notifcation cleaner checkboxes was applied to wrong side.

Signed-off-by: Plastikmensch <plastikmensch@users.noreply.github.com>

app/javascript/flavours/glitch/styles/components/misc.scss

@@ -738,7 +738,7 @@ body > [data-popper-placement] {
   vertical-align: top;
 
   .account__avatar {
-    margin-right: 5px;
+    margin-inline-end: 5px;
     border-radius: 50%;
   }
 
@@ -1699,7 +1699,7 @@ button.icon-button.active i.fa-retweet {
   &__content {
     flex: 1 1 auto;
     padding: 10px 5px;
-    padding-right: 15px;
+    padding-inline-end: 15px;
     overflow: hidden;
 
     &__info {

app/javascript/flavours/glitch/styles/components/status.scss

@@ -177,7 +177,7 @@
   .status,
   .notification-follow,
   .notification-follow-request {
-    padding-right: ($dismiss-overlay-width + 0.5rem);
+    padding-inline-end: ($dismiss-overlay-width + 0.5rem);
   }
 }
 

app/javascript/flavours/glitch/styles/rich_text.scss

@@ -93,7 +93,7 @@
 
 .reply-indicator__content {
   blockquote {
-    border-left-color: $inverted-text-color;
+    border-inline-start-color: $inverted-text-color;
     color: $inverted-text-color;
   }
 }