refactor: remove suggestion to add theme from generate theme doc script (#4400)

scripts/generate-theme-doc.js

@@ -39,11 +39,6 @@ ${REPO_CARD_TABLE_FLAG}
 ${STAT_CARD_LINKS_FLAG}
 
 ${REPO_CARD_LINKS_FLAG}
-
-
-[add-theme]: https://github.com/anuraghazra/github-readme-stats/edit/master/themes/index.js
-
-Want to add a new theme? Consider reading the [contribution guidelines](../CONTRIBUTING.md#themes-contribution) :D
 `;
 
 const createRepoMdLink = (theme) => {
@@ -81,15 +76,7 @@ const generateTable = ({ isRepoCard }) => {
     let tableItem2 = createTableItem({ link: two, label: two, isRepoCard });
     let tableItem3 = createTableItem({ link: three, label: three, isRepoCard });
 
-    if (three === undefined) {
-      tableItem3 = `[Add your theme][add-theme]`;
-    }
     rows.push(`| ${tableItem1} | ${tableItem2} | ${tableItem3} |`);
-
-    // if it's the last row & the row has no empty space push a new row
-    if (three && i + 3 === themesFiltered.length) {
-      rows.push(`| [Add your theme][add-theme] | | |`);
-    }
   }
 
   return rows.join("\n");