Set line-height = 1 on inline floating-reference (#2096)

ts/components/WithFloating.svelte

@@ -185,7 +185,9 @@ License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
 
 <style lang="scss">
     @use "sass/elevation" as elevation;
-
+    span.floating-reference {
+        line-height: 1;
+    }
     .floating {
         position: absolute;
         border-radius: 5px;

ts/editor/editor-toolbar/LatexButton.svelte

@@ -76,13 +76,14 @@ License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
     closeOnInsideClick
     inline
     on:close={() => (showFloating = false)}
-    let:asReference
 >
-    <span class="latex-button" use:asReference>
+    <IconButton
-        <IconButton {disabled} on:click={() => (showFloating = !showFloating)}>
+        slot="reference"
+        {disabled}
+        on:click={() => (showFloating = !showFloating)}
+    >
         {@html functionIcon}
     </IconButton>
-    </span>
 
     <Popover slot="floating" --popover-padding-inline="0">
         {#each dropdownItems as [callback, keyCombination, label]}
@@ -108,8 +109,4 @@ License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
     .shortcut {
         font: Verdana;
     }
-
-    .latex-button {
-        line-height: 1;
-    }
 </style>

ts/editor/editor-toolbar/RemoveFormatButton.svelte

@@ -119,10 +119,10 @@ License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
     placement="bottom"
     inline
     on:close={() => (showFloating = false)}
-    let:asReference
 >
-    <span use:asReference class="remove-format-button">
     <IconButton
+        slot="reference"
+        class="remove-format-button"
         tooltip={tr.editingSelectRemoveFormatting()}
         {disabled}
         widthMultiplier={0.5}
@@ -132,7 +132,6 @@ License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
     >
         {@html chevronDown}
     </IconButton>
-    </span>
 
     <Popover slot="floating" --popover-padding-inline="0">
         {#each showFormats as format (format.name)}
@@ -143,9 +142,3 @@ License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
         {/each}
     </Popover>
 </WithFloating>
-
-<style lang="scss">
-    .remove-format-button {
-        line-height: 1;
-    }
-</style>

ts/tag-editor/tag-options-button/TagsSelectedButton.svelte

@@ -56,8 +56,6 @@ License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
 
 <style lang="scss">
     .tags-selected-button {
-        line-height: 1;
-
         :global(svg) {
             padding-bottom: 2px;
             cursor: pointer;