deps: update dependency com.google.cloud:sdk-platform-java-config to v3.49.0 (#2446)

This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [com.google.cloud:sdk-platform-java-config](https://redirect.github.com/googleapis/java-shared-config) | `3.48.0` -> `3.49.0` | [![age](https://developer.mend.io/api/mc/badges/age/maven/com.google.cloud:sdk-platform-java-config/3.49.0?slim=true)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://developer.mend.io/api/mc/badges/adoption/maven/com.google.cloud:sdk-platform-java-config/3.49.0?slim=true)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://developer.mend.io/api/mc/badges/compatibility/maven/com.google.cloud:sdk-platform-java-config/3.48.0/3.49.0?slim=true)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://developer.mend.io/api/mc/badges/confidence/maven/com.google.cloud:sdk-platform-java-config/3.48.0/3.49.0?slim=true)](https://docs.renovatebot.com/merge-confidence/) |

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Author: renovate-bot

.kokoro/presubmit/graalvm-native-a.cfg

@@ -3,7 +3,7 @@
 # Configure the docker image for kokoro-trampoline.
 env_vars: {
   key: "TRAMPOLINE_IMAGE"
-  value: "gcr.io/cloud-devrel-public-resources/graalvm_sdk_platform_a:3.48.0" # {x-version-update:google-cloud-shared-dependencies:current}
+  value: "gcr.io/cloud-devrel-public-resources/graalvm_sdk_platform_a:3.49.0" # {x-version-update:google-cloud-shared-dependencies:current}
 }
 
 env_vars: {

.kokoro/presubmit/graalvm-native-b.cfg

@@ -3,7 +3,7 @@
 # Configure the docker image for kokoro-trampoline.
 env_vars: {
   key: "TRAMPOLINE_IMAGE"
-  value: "gcr.io/cloud-devrel-public-resources/graalvm_sdk_platform_b:3.48.0" # {x-version-update:google-cloud-shared-dependencies:current}
+  value: "gcr.io/cloud-devrel-public-resources/graalvm_sdk_platform_b:3.49.0" # {x-version-update:google-cloud-shared-dependencies:current}
 }
 
 env_vars: {

.kokoro/presubmit/graalvm-native-c.cfg

@@ -3,7 +3,7 @@
 # Configure the docker image for kokoro-trampoline.
 env_vars: {
   key: "TRAMPOLINE_IMAGE"
-  value: "gcr.io/cloud-devrel-public-resources/graalvm_sdk_platform_c:3.48.0" # {x-version-update:google-cloud-shared-dependencies:current}
+  value: "gcr.io/cloud-devrel-public-resources/graalvm_sdk_platform_c:3.49.0" # {x-version-update:google-cloud-shared-dependencies:current}
 }
 
 env_vars: {