feat: add experimental @container queries support

Author: mrholek

docs/assets/scss/_component-examples.scss

@@ -146,6 +146,8 @@
 
 .docs-example-row [class^="col"],
 .docs-example-cols [class^="col"] > *,
+.docs-example-row [class^="c-col"],
+.docs-example-cols [class^="c-col"] > *,
 .docs-example-cssgrid [class*="grid"] > * {
   padding-top: .75rem;
   padding-bottom: .75rem;

docs/assets/scss/docs.scss

@@ -32,6 +32,7 @@
 // fusv-disable
 $enable-grid-classes: false;
 $enable-cssgrid: true;
+$enable-container-queries: true;
 // fusv-enable
 @import "../../../scss/grid";
 

docs/content/customize/options.md

@@ -29,6 +29,7 @@ You can find and customize these variables for key global options in CoreUI for
 | `$enable-deprecation-messages` | `true` (default) or `false`        | Set to `false` to hide warnings when using any of the deprecated mixins and functions that are planned to be removed in `v6`. |
 | `$enable-important-utilities`  | `true` (default) or `false`        | Enables the `!important` suffix in utility classes. |
 | `$enable-smooth-scroll`        | `true` (default) or `false`        | Applies `scroll-behavior: smooth` globally, except for users asking for reduced motion through [`prefers-reduced-motion` media query]({{< docsref "/getting-started/accessibility#reduced-motion" >}}) |
+| `$enable-container-queries`    | `true` or `false` (default)        | Enables container query support. (New in v5.2.0) |
 | `$enable-ltr`                  | `false` or `false` (default)       | Enables Left-to-Right |
 | `$enable-rtl`                  | `true` (default) or `false`        | Enables Right-to-Left |
 {{< /bs-table >}}