Bump org.apache.james:apache-mime4j-storage from 0.8.11 to 0.8.12

Bumps org.apache.james:apache-mime4j-storage from 0.8.11 to 0.8.12.

---
updated-dependencies:
- dependency-name: org.apache.james:apache-mime4j-storage
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

pom.xml

@@ -420,7 +420,7 @@
         <dependency>
             <groupId>org.apache.james</groupId>
             <artifactId>apache-mime4j-storage</artifactId>
-            <version>0.8.11</version>
+            <version>0.8.12</version>
             <exclusions>
                 <exclusion>
                     <artifactId>commons-io</artifactId>