Bump commons-io from 2.1 to 2.7 in /src (#222)

Bumps commons-io from 2.1 to 2.7.

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Lorenzo Natali <lorenzo.natali@geo-solutions.it>

src/pom.xml

@@ -89,7 +89,7 @@
         <gson.version>2.9.0</gson.version>
         <quartz.version>1.5.2</quartz.version>
         <jdom.version>1.0</jdom.version>
-        <commons-io.version>2.1</commons-io.version>
+        <commons-io.version>2.7</commons-io.version>
         <httpclient.version>4.5.13</httpclient.version>
         <acegi-security-tiger.version>1.0.7</acegi-security-tiger.version>
         <hibernate-jpa-2.1-api.version>1.0.2.Final</hibernate-jpa-2.1-api.version>