refactor: replace unquote() with string.unquote()

Author: mrholek

scss/forms/_input-group.scss

@@ -1,3 +1,4 @@
+@use "sass:string";
 @use "../variables" as *;
 @use "../mixins/border-radius" as *;
 @use "../mixins/ltr-rtl" as *;
@@ -122,7 +123,7 @@
 
   $validation-messages: "";
   @each $state in map-keys($form-validation-states) {
-    $validation-messages: $validation-messages + ":not(." + unquote($state) + "-tooltip)" + ":not(." + unquote($state) + "-feedback)";
+    $validation-messages: $validation-messages + ":not(." + string.unquote($state) + "-tooltip)" + ":not(." + string.unquote($state) + "-feedback)";
   }
 
   > :not(:first-child):not(.dropdown-menu)#{$validation-messages} {

scss/functions/_math.scss

@@ -1,5 +1,6 @@
 @use "sass:math";
 @use "sass:meta";
+@use "sass:string";
 
 // Return valid calc
 @function add($value1, $value2, $return-calc: true) {
@@ -15,7 +16,7 @@
     @return $value1 + $value2;
   }
 
-  @return if($return-calc == true, calc(#{$value1} + #{$value2}), $value1 + unquote(" + ") + $value2);
+  @return if($return-calc == true, calc(#{$value1} + #{$value2}), $value1 + string.unquote(" + ") + $value2);
 }
 
 @function subtract($value1, $value2, $return-calc: true) {
@@ -36,10 +37,10 @@
   }
 
   @if meta.type-of($value2) != number {
-    $value2: unquote("(") + $value2 + unquote(")");
+    $value2: string.unquote("(") + $value2 + string.unquote(")");
   }
 
-  @return if($return-calc == true, calc(#{$value1} - #{$value2}), $value1 + unquote(" - ") + $value2);
+  @return if($return-calc == true, calc(#{$value1} - #{$value2}), $value1 + string.unquote(" - ") + $value2);
 }
 
 @function divide($dividend, $divisor, $precision: 10) {

scss/mixins/_ltr-rtl.scss

@@ -1,3 +1,4 @@
+@use "sass:string";
 @use "../variables" as *;
 @use "../functions/str-replace" as *;
 
@@ -26,7 +27,7 @@
     @return str-replace($string, "right", "left");
   }
 
-  @return unquote($string);
+  @return string.unquote($string);
 }
 
 @mixin ltr-rtl($property, $value, $property-rtl: null, $value-rtl: null, $important: null) {