feat(core): add slick group totals formatter font weight style variable (#2001)

Author: anton-gustafsson

docs/grid-functionalities/grouping-aggregators.md

@@ -230,6 +230,7 @@ $slick-icon-group-margin-right:             2px;
 $slick-group-totals-formatter-color:        gray;
 $slick-group-totals-formatter-bgcolor:      white;
 $slick-group-totals-formatter-font-size:    14px;
+$slick-group-totals-formatter-font-weight:  normal;
 ```
 
 For more info on SASS styling and variables, please read the [Wiki - SASS Styling](../styling/styling.md),

frameworks/angular-slickgrid/docs/grid-functionalities/grouping-and-aggregators.md

@@ -264,6 +264,7 @@ $slick-icon-group-margin-right:             2px;
 $slick-group-totals-formatter-color:        gray;
 $slick-group-totals-formatter-bgcolor:      white;
 $slick-group-totals-formatter-font-size:    14px;
+$slick-group-totals-formatter-font-weight:  normal;
 ```
 
 For more info on SASS styling and variables, please read the [Wiki - SASS Styling](../styling/styling.md),

frameworks/aurelia-slickgrid/docs/grid-functionalities/grouping-aggregators.md

@@ -264,6 +264,7 @@ $slick-icon-group-margin-right:             2px;
 $slick-group-totals-formatter-color:        gray;
 $slick-group-totals-formatter-bgcolor:      white;
 $slick-group-totals-formatter-font-size:    14px;
+$slick-group-totals-formatter-font-weight:  normal;
 ```
 
 For more info on SASS styling and variables, please read the [Wiki - SASS Styling](../styling/styling.md),

frameworks/slickgrid-react/docs/grid-functionalities/grouping-aggregators.md

@@ -271,6 +271,7 @@ $slick-icon-group-margin-right:             2px;
 $slick-group-totals-formatter-color:        gray;
 $slick-group-totals-formatter-bgcolor:      white;
 $slick-group-totals-formatter-font-size:    14px;
+$slick-group-totals-formatter-font-weight:  normal;
 ```
 
 For more info on SASS styling and variables, please read the [Wiki - SASS Styling](../styling/styling.md),

frameworks/slickgrid-vue/docs/grid-functionalities/grouping-aggregators.md

@@ -288,6 +288,7 @@ $slick-icon-group-margin-right:             2px;
 $slick-group-totals-formatter-color:        gray;
 $slick-group-totals-formatter-bgcolor:      white;
 $slick-group-totals-formatter-font-size:    14px;
+$slick-group-totals-formatter-font-weight:  normal;
 ```
 
 For more info on SASS styling and variables, please read the [Wiki - SASS Styling](../styling/styling.md),

packages/common/src/styles/_variables.scss

@@ -272,6 +272,7 @@ $slick-group-border-bottom:                                 2px solid silver !de
 $slick-group-totals-formatter-color:                        gray !default;
 $slick-group-totals-formatter-bgcolor:                      #fff !default;
 $slick-group-totals-formatter-font-size:                    14px !default;
+$slick-group-totals-formatter-font-weight:                  normal !default;
 
 /** Row Detail View Plugin */
 $slick-detail-view-icon-color:                              $slick-primary-color !default;

packages/common/src/styles/slick-grid.scss

@@ -156,6 +156,7 @@
       background: var(--slick-group-totals-formatter-bgcolor, v.$slick-group-totals-formatter-bgcolor);
       .slick-cell {
         font-size: var(--slick-group-totals-formatter-font-size, v.$slick-group-totals-formatter-font-size);
+        font-weight: var(--slick-group-totals-formatter-font-weight, v.$slick-group-totals-formatter-font-weight);
       }
     }