Bump com.googlecode.libphonenumber:libphonenumber from 9.0.20 to 9.0.21 (#1738)

Author: dependabot[bot]

pom.xml

@@ -36,7 +36,7 @@
         <jacoco-maven-plugin.version>0.8.14</jacoco-maven-plugin.version>
         <jbanking.version>4.3.0</jbanking.version>
         <junit.version>6.0.1</junit.version>
-        <libphonenumber.version>9.0.20</libphonenumber.version>
+        <libphonenumber.version>9.0.21</libphonenumber.version>
         <maven.compiler.source>17</maven.compiler.source>
         <maven.compiler.target>17</maven.compiler.target>
         <maven-compiler-plugin.version>3.14.1</maven-compiler-plugin.version>