[DevTools] add margins to align breakpoints, search results

Screenshot: https://imgur.com/a/YlClsZ0

Bug: none
Change-Id: Ic6732ba029cb0c03a166db77b32daf31f3b79cfa
Reviewed-on: https://chromium-review.googlesource.com/c/1290199Reviewed-by: Andrey Lushnikov <lushnikov@chromium.org>
Commit-Queue: Andrey Lushnikov <lushnikov@chromium.org>
Cr-Commit-Position: refs/heads/master@{#601027}

third_party/blink/renderer/devtools/front_end/search/searchResultsPane.css

@@ -110,6 +110,7 @@ ol.children.expanded {
 .search-match-link {
     overflow: hidden;
     text-overflow: ellipsis;
+    margin-left: 9px;
 }
 
 .search-result-qualifier {

third_party/blink/renderer/devtools/front_end/sources/javaScriptBreakpointsSidebarPane.css

@@ -25,6 +25,7 @@
     text-overflow: ellipsis;
     overflow: hidden;
     white-space: nowrap;
+    margin-left: 22px;
 }
 
 .breakpoints-list-deactivated {