Bump io.avaje:avaje-spi-service from 2.0 to 2.1

Bumps io.avaje:avaje-spi-service from 2.0 to 2.1.

---
updated-dependencies:
- dependency-name: io.avaje:avaje-spi-service
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

blackbox-test-inject/pom.xml

@@ -52,7 +52,7 @@
     <dependency>
       <groupId>io.avaje</groupId>
       <artifactId>avaje-spi-service</artifactId>
-      <version>2.0</version>
+      <version>2.1</version>
     </dependency>
 
     <dependency>

inject/pom.xml

@@ -46,7 +46,7 @@
     <dependency>
       <groupId>io.avaje</groupId>
       <artifactId>avaje-spi-service</artifactId>
-      <version>2.0</version>
+      <version>2.1</version>
       <optional>true</optional>
     </dependency>