fix lint

Author: andrewseguin

src/material-experimental/mdc-button/_mdc-button.scss

@@ -13,8 +13,8 @@ $_mat-button-ripple-opacity: 0.1;
   }
 
   .mat-mdc-button {
-    // The ripple element is created from the RippleRenderer rather than the MDC ripple, so it is necessary to provide
-    // the color and opacity styling manually.
+    // The ripple element is created from the RippleRenderer rather than the MDC ripple, so it is
+    // necessary to provide the color and opacity styling manually.
     .mat-ripple-element {
       opacity: $_mat-button-ripple-opacity;
       background-color: currentColor;
@@ -39,8 +39,8 @@ $_mat-button-ripple-opacity: 0.1;
   }
 
   .mat-mdc-button {
-    // The ripple element is created from the RippleRenderer rather than the MDC ripple, so it is necessary to provide
-    // the color and opacity styling manually.
+    // The ripple element is created from the RippleRenderer rather than the MDC ripple, so it is
+    // necessary to provide the color and opacity styling manually.
     .mat-ripple-element {
       opacity: $_mat-button-ripple-opacity;
       background-color: currentColor;
@@ -65,8 +65,8 @@ $_mat-button-ripple-opacity: 0.1;
   }
 
   .mat-mdc-button {
-    // The ripple element is created from the RippleRenderer rather than the MDC ripple, so it is necessary to provide
-    // the color and opacity styling manually.
+    // The ripple element is created from the RippleRenderer rather than the MDC ripple, so it is
+    // necessary to provide the color and opacity styling manually.
     .mat-ripple-element {
       opacity: $_mat-button-ripple-opacity;
       background-color: currentColor;