Switch from svg masks to svg rendering in more places (#31652)

* Replace icons with Compound alternatives

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Remove unused icon

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Replace more icons with Compound alternatives

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Swap for outline icons in spotlight & update screenshots

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Switch emoji picker to use emoji for header icons

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Update screenshot

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Update football emoji

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Switch from svg masks to svg rendering in ExtensionsCard

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Switch from svg masks to svg rendering in BaseCard

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Switch from svg masks to svg rendering in EmojiPicker

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Switch from svg masks to svg rendering in Spotlight

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Update snapshot

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Update screenshots

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Tweak emoji and fix disabled state

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Switch from svg masks to svg rendering in HomePage

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Switch from svg masks to svg rendering in DecoratedRoomAvatar

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Switch from svg masks to svg rendering in SpaceRoomView

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Switch from svg masks to svg rendering in DialPadBackspaceButton

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Switch from svg masks to svg rendering in NewRoomIntro

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Switch from svg masks to svg rendering in SpaceCreateMenu

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Switch from svg masks to svg rendering in InlineTermsAgreement

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Switch from svg masks to svg rendering in PollCreateDialog

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Switch from svg masks to svg rendering in ServerPicker

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Revert size change

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Delint

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Update snapshots

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

---------

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

res/css/views/elements/_DialPadBackspaceButton.pcss

@@ -7,26 +7,14 @@ Please see LICENSE files in the repository root for full details.
 */
 
 .mx_DialPadBackspaceButton {
-    position: relative;
-    height: 28px;
-    width: 28px;
+    height: 20px;
+    width: 20px;
+    padding: var(--cpd-space-1x);
 
-    &::before {
-        /* force this element to appear on the DOM */
-        content: "";
-
-        background-color: #8d97a5;
+    svg {
+        color: #8d97a5;
         width: inherit;
         height: inherit;
-        top: 0px;
-        left: 0px;
-        position: absolute;
         display: inline-block;
-        vertical-align: middle;
-
-        mask-image: url("@vector-im/compound-design-tokens/icons/backspace-solid.svg");
-        mask-position: 8px;
-        mask-size: 20px;
-        mask-repeat: no-repeat;
     }
 }