Update scsslint rule for some old IE versions

.scss-lint.yml

@@ -92,15 +92,14 @@ linters:
     enabled: false
 
   SpaceBetweenParens:
-    enabled: true
+    enabled: false
-    spaces: 0
 
   StringQuotes:
     enabled: false
     style: double_quotes
 
   TrailingSemicolonAfterPropertyValue:
-    enabled: true
+    enabled: false
 
   UnnecessaryMantissa:
     enabled: true

sass/mixins.scss

@@ -45,7 +45,7 @@
   background-image:     -ms-linear-gradient(top, $color-from 0%, $color-to 100%);           // IE10+
   background-image:      -o-linear-gradient(top, $color-from 0%, $color-to 100%);           // Opera 11.10+
   background-image:         linear-gradient(to bottom, $color-from 0%, $color-to 100%);     // W3C
-  filter: progid:DXImageTransform.Microsoft.gradient(startColorstr="#{$color-from}",endColorstr="#{$color-to}",GradientType=0); // IE6-9
+  filter: progid:DXImageTransform.Microsoft.gradient( startColorstr="#{$color-from}",endColorstr="#{$color-to}",GradientType=0 ); // IE6-9
 }
 @mixin directional-gradient($color-from, $color-to, $deg: 45deg) {
   background-color: $color-from; // Old browsers
@@ -55,7 +55,7 @@
   background-image:     -ms-linear-gradient(45deg, $color-from 0%, $color-to 100%);           // IE10+
   background-image:      -o-linear-gradient(45deg, $color-from 0%, $color-to 100%);           // Opera 11.10+
   background-image:         linear-gradient(45deg, $color-from 0%, $color-to 100%);     // W3C
-  filter: progid:DXImageTransform.Microsoft.gradient(startColorstr="#{$color-from}", endColorstr="#{$color-to}", GradientType=1); // IE6-9
+  filter: progid:DXImageTransform.Microsoft.gradient( startColorstr="#{$color-from}", endColorstr="#{$color-to}", GradientType=1 ); // IE6-9
 }