Update dev dependencies stylelint SASS (#4173)

* Update dev dependencies stylelint SASS
Major update for stylelint with breaking changes
https://stylelint.io/migration-guide/to-14/

Applied automatic SASS migration to current syntax
https://sass-lang.com/documentation/cli/migrator#migrations

And a few manual fixes such as:
https://github.com/stylelint-scss/stylelint-scss/blob/master/src/rules/dollar-variable-no-missing-interpolation/README.md

Other dev dependencies are minor updates.

* RTLCSS

* Fix color-hex-length bug

* Implement make bin/composer

* Update git hash

1 files changed, 4 insertions, 28 deletions

diff --git a/p/themes/Ansum/_mixins.scss b/p/themes/Ansum/_mixins.scss
index 84ef1d492..d86cf8f07 100644
--- a/p/themes/Ansum/_mixins.scss
+++ b/p/themes/Ansum/_mixins.scss
@@ -1,3 +1,4 @@
+@use "sass:list";
 /* stylelint-disable property-no-vendor-prefix */
 
 /* FUNCTIONS */
@@ -5,65 +6,40 @@
 //animation
 
 @mixin transition($target, $duration, $ease) {
-	-webkit-transition: $target $duration $ease;
-	-moz-transition: $target $duration $ease;
-	-o-transition: $target $duration $ease;
 	transition: $target $duration $ease;
 }
 
 //animation
 
 @mixin animation-delay($delay) {
-	-webkit-animation-delay: $delay;
-	/* Safari 4.0 - 8.0 */
 	animation-delay: $delay;
 }
 
 //animation
 
 @mixin animation($animate...) {
-	$max: length($animate);
+	$max: list.length($animate);
 	$animations: '';
 
 	@for $i from 1 through $max {
-		$animations: #{$animations + nth($animate, $i)};
+		$animations: #{$animations + list.nth($animate, $i)};
 
 		@if $i < $max {
 			$animations: #{$animations + ", "};
 		}
 	}
-	-webkit-animation: $animations;
-	-moz-animation: $animations;
-	-o-animation: $animations;
-	animation: $animations;
+	animation: #{$animations};
 }
 
 //keyframes
 
 @mixin keyframes($animationName) {
 
-	@-webkit-keyframes #{$animationName} {
-		@content;
-	}
-
-	@-moz-keyframes #{$animationName} {
-		@content;
-	}
-
-	@-o-keyframes #{$animationName} {
-		@content;
-	}
-
 	@keyframes #{$animationName} {
 		@content;
 	}
 }
 
 @mixin border-radius($radius: 4px) {
-	-moz-border-radius: $radius;
-	-webkit-border-radius: $radius;
-	-ms-border-radius: $radius;
-	-o-border-radius: $radius;
-	-khtml-border-radius: $radius;
 	border-radius: $radius;
 }