TCA-1029 fix mobile view on home cards

Author: kkartunov

src-ts/tools/learn/welcome/courses-card/CoursesCard.module.scss

@@ -48,7 +48,7 @@
             display: flex;
             align-items: center;
 
-            @include ltexs {
+            @include ltesm {
                 display: grid;
                 grid-template-columns: 30px 1fr;
             }

src-ts/tools/learn/welcome/tc-certifications/cert-card/TCCertCard.module.scss

@@ -34,7 +34,7 @@
                 display: flex;
                 align-items: center;
 
-                @include ltexs {
+                @include ltesm {
                     display: grid;
                     grid-template-columns: 30px 1fr;
                 }