fix(material/form-field): account in cols attribute on textarea

previously we were setting width of 180px on our input field however this also made that textarea width stays the same if they are used with `cols` attribute, this commit ensures we dont do that if we have a textarea with `cols` attribute allowing it to grow in width as much as the attribute wants it to

fixes #29459

Author: naaajii

src/material/form-field/form-field.scss

@@ -187,6 +187,12 @@ $_icon-prefix-infix-padding: 4px;
   // Needed so that the floating label does not overlap with prefixes or suffixes.
   position: relative;
   box-sizing: border-box;
+
+  // We do not want to set fixed width on textarea with cols attribute as it makes different
+  // columns look same width.
+  &:has(textarea[cols]) {
+    width: auto;
+  }
 }
 
 // In the form-field theme, we add a 1px left margin to the notch to fix a rendering bug in Chrome.