fix(docs): remove .mdx extension from signInWithEthereum link#1348

HusseinAdeiza wants to merge 2 commits intobase:masterbase/docs:masterfrom

HusseinAdeiza:fix/issue-1311-remove-mdx-extensionHusseinAdeiza/base-docs:fix/issue-1311-remove-mdx-extensionCopy head branch name to clipboard