feat(icons): added trending-up-down icon (#2372)

* Added icons/chart-arrows.svg

* Added icons/chart-arrows.json

* Update chart-arrows.svg

- removed the chart part

* Update and rename chart-arrows.json to trending-up-down.json

- updated name
- updated tags
- changed category

* Rename chart-arrows.svg to trending-up-down.svg

- changed name to trending-up-down.svg

* Update icons/trending-up-down.json

Co-authored-by: Karsa <contact@karsa.org>

* Update icons/trending-up-down.json

Co-authored-by: Karsa <contact@karsa.org>

* Update icons/trending-up-down.svg

Co-authored-by: Karsa <contact@karsa.org>

---------

Co-authored-by: Karsa <contact@karsa.org>

icons/trending-up-down.json

@@ -0,0 +1,22 @@
+{
+  "$schema": "../icon.schema.json",
+  "contributors": [
+    "Alportan"
+  ],
+  "tags": [
+    "arrows",
+    "estimated",
+    "indeterminate",
+    "data fluctuation",
+    "uncertain",
+    "forecast",
+    "variable",
+    "prediction",
+    "dynamic",
+    "volatile"
+  ],
+  "categories": [
+    "charts",
+    "arrows"
+  ]
+}