[Snyk] Fix for 10 vulnerabilities

[caniszczyk]

Snyk has created this PR to fix 10 vulnerabilities in the maven dependencies of this project.

Snyk changed the following file(s):

• builders/testdata/java/ktordemo/pom.xml

Vulnerabilities that will be fixed with an upgrade:

	Issue	Score	Upgrade
	Denial of Service (DoS) SNYK-JAVA-CHQOSLOGBACK-6094942	569	ch.qos.logback:logback-classic: 1.2.3 -> 1.3.15 No Known Exploit
	Denial of Service (DoS) SNYK-JAVA-CHQOSLOGBACK-6094943	569	ch.qos.logback:logback-classic: 1.2.3 -> 1.3.15 No Known Exploit
	Uncontrolled Resource Consumption ('Resource Exhaustion') SNYK-JAVA-CHQOSLOGBACK-6097492	569	ch.qos.logback:logback-classic: 1.2.3 -> 1.3.15 No Known Exploit
	Uncontrolled Resource Consumption ('Resource Exhaustion') SNYK-JAVA-CHQOSLOGBACK-6097493	569	ch.qos.logback:logback-classic: 1.2.3 -> 1.3.15 No Known Exploit
	Improper Neutralization of Special Elements SNYK-JAVA-CHQOSLOGBACK-8539866	509	ch.qos.logback:logback-classic: 1.2.3 -> 1.3.15 No Known Exploit
	Improper Neutralization of Special Elements SNYK-JAVA-CHQOSLOGBACK-8539867	509	ch.qos.logback:logback-classic: 1.2.3 -> 1.3.15 No Known Exploit
	Information Exposure SNYK-JAVA-ORGJETBRAINSKOTLIN-2393744	486	io.ktor:ktor-server-core: 1.5.3 -> 3.1.0 org.jetbrains.kotlin:kotlin-stdlib-jdk8: 1.4.30 -> 2.1.0 Major version upgrade Proof of Concept
	Improper Locking SNYK-JAVA-ORGJETBRAINSKOTLIN-2628385	479	io.ktor:ktor-server-core: 1.5.3 -> 3.1.0 org.jetbrains.kotlin:kotlin-stdlib-jdk8: 1.4.30 -> 2.1.0 No Known Exploit
	Insufficient Hostname Verification SNYK-JAVA-CHQOSLOGBACK-1726923	454	ch.qos.logback:logback-classic: 1.2.3 -> 1.3.15 No Known Exploit
	Server-side Request Forgery (SSRF) SNYK-JAVA-CHQOSLOGBACK-8539865	334	ch.qos.logback:logback-classic: 1.2.3 -> 1.3.15 No Known Exploit

---

Important

• Check the changes in this PR to ensure they won't cause issues with your project.
• Max score is 1000. Note that the real score may have changed since the PR was raised.
• This PR was automatically created by Snyk using the credentials of a real user.

---

Note: You are seeing this because you or someone else with access to this repository has authorized Snyk to open fix PRs.

For more information:
🧐 View latest project report
📜 Customise PR templates
🛠 Adjust project settings
📚 Read about Snyk's upgrade logic

---

Learn how to fix vulnerabilities with free interactive lessons:

🦉 Insufficient Hostname Verification
🦉 Denial of Service (DoS)
🦉 Server-side Request Forgery (SSRF)
🦉 More lessons are available in Snyk Learn

[CLAassistant]

Thank you for your submission! We really appreciate it. Like many open source projects, we ask that you sign our Contributor License Agreement before we can accept your contribution.
_{You have signed the CLA already but the status is still pending? Let us recheck it.}