Auto merge of #12930 - canaltinova:border-bottom, r=emilio

Fix wrong calculation of inline element's block size

Border, padding and margin properties' top and bottom values of inline elements were affecting the element's height. It shouldn't affect it normally. Fixed it and added a test.

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- [X] `./mach build -d` does not report any errors
- [X] `./mach test-tidy` does not report any errors
- [X] These changes fix #11729 (github issue number if applicable).

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- [X] There are tests for these changes

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components/layout/fragment.rs

@@ -2008,10 +2008,8 @@ impl Fragment {
                 let font_derived_metrics =
                     InlineMetrics::from_font_metrics(&info.run.font_metrics, line_height);
                 InlineMetrics {
-                    block_size_above_baseline: font_derived_metrics.block_size_above_baseline +
-                                                   self.border_padding.block_start,
-                    depth_below_baseline: font_derived_metrics.depth_below_baseline +
-                        self.border_padding.block_end,
+                    block_size_above_baseline: font_derived_metrics.block_size_above_baseline,
+                    depth_below_baseline: font_derived_metrics.depth_below_baseline,
                     ascent: font_derived_metrics.ascent + self.border_padding.block_start,
                 }
             }