fix typos

Author: asolntsev

src/main/resources/en/credentials.yml

@@ -1,6 +1,6 @@
 en:
   faker:
-    credential:
+    credentials:
       weak_password:
       - "123456"
       - "password"

src/test/java/net/datafaker/providers/base/CredentialsTest.java

@@ -12,7 +12,7 @@
 import static org.mockito.Mockito.doReturn;
 import static org.mockito.Mockito.mock;
 
-class CredentiasTest {
+class CredentialsTest {
     private final BaseFaker faker = new BaseFaker();
 
     @RepeatedTest(100)