errors: decapitalize PBKDF2 error

PR-URL: #22687
Refs: #20816
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Trivikram Kamat <trivikr.dev@gmail.com>

Author: tniessen

lib/internal/errors.js

@@ -503,8 +503,7 @@ E('ERR_CRYPTO_HASH_FINALIZED', 'Digest already called', Error);
 E('ERR_CRYPTO_HASH_UPDATE_FAILED','Hash update failed',Error);
 E('ERR_CRYPTO_INVALID_DIGEST','Invalid digest: %s',TypeError);
 E('ERR_CRYPTO_INVALID_STATE','Invalid state for operation %s',Error);
-// TODO(bnoordhuis) Decapitalize: s/PBKDF2 Error/PBKDF2 error/
-E('ERR_CRYPTO_PBKDF2_ERROR','PBKDF2 Error',Error);
+E('ERR_CRYPTO_PBKDF2_ERROR','PBKDF2 error',Error);
 E('ERR_CRYPTO_SCRYPT_INVALID_PARAMETER','Invalid scrypt parameter',Error);
 E('ERR_CRYPTO_SCRYPT_NOT_SUPPORTED','Scrypt algorithm not supported',Error);
 // Switch to TypeError. The current implementation does not seem right.