docs: fix typos (#3052)

lib/branches/normalize.js

@@ -60,7 +60,7 @@ export function release({ release }) {
     return release;
   }
 
-  // The intial lastVersion is the last release from the base branch of `FIRST_RELEASE` (1.0.0)
+  // The initial lastVersion is the last release from the base branch of `FIRST_RELEASE` (1.0.0)
   let lastVersion = getLatestVersion(tagsToVersions(release[0].tags)) || FIRST_RELEASE;
 
   return release.map(({ name, tags, channel, ...rest }, idx) => {

lib/get-git-auth-url.js

@@ -36,7 +36,7 @@ function formatAuthUrl(protocol, repositoryUrl, gitCredentials) {
  * @param {Object} context semantic-release context.
  * @param {String} authUrl Repository URL to verify
  *
- * @return {String} The authUrl as is if the connection was successfull, null otherwise
+ * @return {String} The authUrl as is if the connection was successful, null otherwise
  */
 async function ensureValidAuthUrl({ cwd, env, branch }, authUrl) {
   try {