removed typography styles for buttons

blockbase/assets/ponyfill.css

@@ -652,7 +652,7 @@ div.wp-block-query-pagination .wp-block-query-pagination-numbers .current {
   opacity: 1;
   color: var(--wp--custom--button--color--text);
   background-color: var(--wp--custom--button--color--background);
-  border-color: currentColor;
+  border-color: currentcolor;
   border-radius: var(--wp--custom--button--border--radius);
 }
 .wp-block-search.wp-block-search__button-inside .wp-block-search__inside-wrapper .wp-block-search__button svg,
@@ -669,7 +669,7 @@ div.wp-block-query-pagination .wp-block-query-pagination-numbers .current {
   opacity: 1;
   color: var(--wp--custom--button--color--text);
   background-color: var(--wp--custom--button--color--background);
-  border-color: currentColor;
+  border-color: currentcolor;
   border-color: var(--wp--custom--button--border--color);
 }
 .wp-block-search.wp-block-search__button-inside .wp-block-search__inside-wrapper .wp-block-search__button:not(.has-background):not(.has-text-color):hover svg, .wp-block-search.wp-block-search__button-inside .wp-block-search__inside-wrapper .wp-block-search__button:not(.has-background):not(.has-text-color):focus svg, .wp-block-search.wp-block-search__button-inside .wp-block-search__inside-wrapper .wp-block-search__button:not(.has-background):not(.has-text-color).has-focus svg,
@@ -720,7 +720,7 @@ p.wp-block-site-tagline {
   opacity: 1;
   color: var(--wp--custom--button--color--text);
   background-color: var(--wp--custom--button--color--background);
-  border-color: currentColor;
+  border-color: currentcolor;
   border-radius: var(--wp--custom--button--border--radius);
   display: inline-block;
 }
@@ -734,7 +734,7 @@ p.wp-block-site-tagline {
   opacity: 1;
   color: var(--wp--custom--button--color--text);
   background-color: var(--wp--custom--button--color--background);
-  border-color: currentColor;
+  border-color: currentcolor;
   border-color: var(--wp--custom--button--border--color);
 }
 .wp-block-file .wp-block-file__button:not(.has-background):not(.has-text-color):hover svg, .wp-block-file .wp-block-file__button:not(.has-background):not(.has-text-color):focus svg, .wp-block-file .wp-block-file__button:not(.has-background):not(.has-text-color).has-focus svg {