update js package files

Author: aldenml

.gitignore

@@ -4,9 +4,7 @@
 /build
 /cmake-build*
 node_modules/
-/bindings/js/ecc/dist
-/bindings/js/oprf/dist
-/bindings/js/opaque/dist
+/bindings/js/dist
 /bindings/jvm/.gradle
 /bindings/jvm/.idea
 /bindings/jvm/build

bindings/js/dist/ecc.dev.js

@@ -20,7 +20,7 @@ export function bin2hex(bin: Uint8Array): string;
  */
 export function hex2bin(hex: string): Uint8Array;
 /**
- * Converts an hex string to a byte array.
+ * Converts a hex string to a byte array.
  *
  * @param {Uint8Array} buf
  * @returns {number}