Bump io.smallrye.config:smallrye-config-source-yaml from 3.8.3 to 3.9.1 in /devtools/gradle #206

Job	Run time
Attach pull request number	3s
Initial JDK 17 Build	12m 1s
CI Sanity Check	31s
Calculate Test Jobs	0s
JVM Tests - JDK ${{ matrix.java.name }}	0s
Maven Tests - JDK ${{ matrix.java.name }}	0s
Gradle Tests - JDK ${{ matrix.java.name }}	0s
Kubernetes Tests - JDK ${{ matrix.java.name }}	0s
Quickstarts Compilation - JDK ${{ matrix.java.name }}	0s
Devtools Tests - JDK ${{ matrix.java.name }}	0s
MicroProfile TCKs Tests	0s
Native Tests - ${{ matrix.category }}	0s
Native Tests - Virtual Thread - ${{ matrix.category }}	0s
Build report	32s
Upload build stats to collector	0s
	13m 7s

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