minor symfony#16610 Add Spanish translation for BIC validator (ajgarlag)

This PR was merged into the 2.8 branch.

Discussion
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Add Spanish translation for BIC validator

| Q             | A
| ------------- | ---
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets |
| License       | MIT
| Doc PR        |

Commits
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357dea1 Add Spanish translation for BIC validator

Author: fabpot

src/Symfony/Component/Validator/Resources/translations/validators.es.xlf

@@ -310,6 +310,10 @@
                 <source>This value does not match the expected {{ charset }} charset.</source>
                 <target>La codificación de caracteres para este valor debería ser {{ charset }}.</target>
             </trans-unit>
+            <trans-unit id="81">
+                <source>This is not a valid Business Identifier Code (BIC).</source>
+                <target>No es un Código de Identificación Bancaria (BIC) válido.</target>
+            </trans-unit>
         </body>
     </file>
 </xliff>