fix: style for merged cell with custom background color (#63)

* fix: style for merged cell with custom background color

* chore: build

* chore: increment version

Co-authored-by: Johnny Almonte <johnny243@users.noreply.github.com>

Author: johnny243

app/stylesheets/main.scss

@@ -231,5 +231,5 @@ div.k-window, div.k-window.k-state-focused {
 }
 
 .k-spreadsheet-pane .k-spreadsheet-merged-cell {
-  background-color: var(--sn-stylekit-background-color) !important;
+  background-color: var(--sn-stylekit-background-color);
 }