Bump commons-io from 2.4 to 2.7 in /blobstore-uploader

Bumps commons-io from 2.4 to 2.7.

---
updated-dependencies:
- dependency-name: commons-io:commons-io
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>
diff --git a/blobstore-uploader/pom.xml b/blobstore-uploader/pom.xml
index 5278ea9..ae7d284 100644
--- a/blobstore-uploader/pom.xml
+++ b/blobstore-uploader/pom.xml
@@ -54,7 +54,7 @@
        <dependency>
            <groupId>commons-io</groupId>
            <artifactId>commons-io</artifactId>
-           <version>2.4</version>
+           <version>2.7</version>
        </dependency>
        <dependency>
            <groupId>commons-codec</groupId>