Fix a typo found using codespell tool

* modules/pam_pwhistory/pam_pwhistory.c: Replace "crypted password" with
"hashed password" in comment.
* modules/pam_unix/passverify.c (create_password_hash): Rename "crypted"
local variable to "hashed".

modules/pam_pwhistory/pam_pwhistory.c

@@ -282,7 +282,7 @@ run_check_helper(pam_handle_t *pamh, const char *user,
   return retval;
 }
 
-/* This module saves the current crypted password in /etc/security/opasswd
+/* This module saves the current hashed password in /etc/security/opasswd
    and then compares the new password with all entries in this file. */
 
 int

modules/pam_unix/passverify.c

@@ -447,18 +447,18 @@ PAMH_ARG_DECL(char * create_password_hash,
 		algoid = "$6$";
 	} else { /* must be crypt/bigcrypt */
 		char tmppass[9];
-		char *crypted;
+		char *hashed;
 
 		crypt_make_salt(salt, 2);
 		if (off(UNIX_BIGCRYPT, ctrl) && strlen(password) > 8) {
 			strncpy(tmppass, password, sizeof(tmppass)-1);
 			tmppass[sizeof(tmppass)-1] = '\0';
 			password = tmppass;
 		}
-		crypted = bigcrypt(password, salt);
+		hashed = bigcrypt(password, salt);
 		memset(tmppass, '\0', sizeof(tmppass));
 		password = NULL;
-		return crypted;
+		return hashed;
 	}
 
 #if defined(CRYPT_GENSALT_IMPLEMENTS_AUTO_ENTROPY) && CRYPT_GENSALT_IMPLEMENTS_AUTO_ENTROPY