Bump org.springframework:spring-web in /soot-infoflow

Bumps [org.springframework:spring-web](https://github.com/spring-projects/spring-framework) from 6.1.14 to 6.1.21.
- [Release notes](https://github.com/spring-projects/spring-framework/releases)
- [Commits](spring-projects/spring-framework@v6.1.14...v6.1.21)

---
updated-dependencies:
- dependency-name: org.springframework:spring-web
  dependency-version: 6.1.21
  dependency-type: direct:development
...

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

Author: dependabot[bot]

soot-infoflow/pom.xml

@@ -154,7 +154,7 @@
 		<dependency>
 		    <groupId>org.springframework</groupId>
 		    <artifactId>spring-web</artifactId>
-		    <version>6.1.14</version>
+		    <version>6.1.21</version>
 			<scope>test</scope>
 		</dependency>
 	</dependencies>