Bump com.signalfx.public:signalfx-protoc from 1.0.45 to 1.0.49 (#450)

Bumps [com.signalfx.public:signalfx-protoc](https://github.com/signalfx/signalfx-java) from 1.0.45 to 1.0.49.
- [Release notes](https://github.com/signalfx/signalfx-java/releases)
- [Commits](signalfx/signalfx-java@v1.0.45...v1.0.49)

---
updated-dependencies:
- dependency-name: com.signalfx.public:signalfx-protoc
  dependency-version: 1.0.49
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

pom.xml

@@ -148,7 +148,7 @@
     <reflections.version>0.11.7</reflections.version>
     <scala.version>2.13</scala.version>
     <scala.library.version>2.13.14</scala.library.version>
-    <signalfx.protoc.version>1.0.45</signalfx.protoc.version>
+    <signalfx.protoc.version>1.0.49</signalfx.protoc.version>
     <slf4j.version>2.0.16</slf4j.version>
     <spotbugs.annotations.version>4.8.6</spotbugs.annotations.version>
     <typesafe.config.version>1.4.3</typesafe.config.version>