Remove more unnecessary polyfills from webapi for Node 16 (#5814)

* feat(webapi): Remove unnecessary polyfills now that we dropped support for Node 14

* feat(webapi): Removed more unnecessary polyfills for Node 16

* chore: changeset

1 files changed, 0 insertions, 7 deletions

diff --git a/packages/webapi/src/lib/Base64.ts b/packages/webapi/src/lib/Base64.ts
deleted file mode 100644
index 593c56ae0..000000000
--- a/packages/webapi/src/lib/Base64.ts
+++ /dev/null
@@ -1,7 +0,0 @@
-export function atob(data: string): string {
-	return Buffer.from(data, 'base64').toString('binary')
-}
-
-export function btoa(data: string): string {
-	return Buffer.from(data, 'binary').toString('base64')
-}