fix(deps): update dependency com.github.spotbugs.snom:spotbugs-gradle-plugin to v6.4.0

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

gradle/verification-metadata.xml

@@ -130,6 +130,7 @@
             <trusting group="ch.qos.logback"/>
             <trusting group="org.slf4j"/>
          </trusted-key>
+         <trusted-key id="635EE627345F3C1DD422B2E207D3516820BCF6B1" group="com.github.ben-manes.caffeine" name="caffeine" version="2.9.3"/>
          <trusted-key id="694621A7227D8D5289699830ABE9F3126BB741C1" group="^com[.]google($|([.].*))" regex="true"/>
          <trusted-key id="696B6199A2A9D8C29CE78CC0D041CAD2E452550F" group="com.google.protobuf"/>
          <trusted-key id="6A814B1F869C2BBEAB7CB7271A2A1C94BDE89688" group="org.apache.httpcomponents" name="httpcomponents-parent" version="12"/>

library/build.gradle

@@ -19,7 +19,7 @@ buildscript {
     }
     dependencies {
         classpath 'com.android.tools.build:gradle:8.13.0'
-        classpath 'com.github.spotbugs.snom:spotbugs-gradle-plugin:6.3.0'
+        classpath 'com.github.spotbugs.snom:spotbugs-gradle-plugin:6.4.0'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
         classpath "io.gitlab.arturbosch.detekt:detekt-gradle-plugin:1.23.8"
         classpath "org.jacoco:org.jacoco.core:$jacoco_version"

sample_client/build.gradle

@@ -12,7 +12,7 @@
 buildscript {
     dependencies {
         classpath 'com.android.tools.build:gradle:8.13.0'
-        classpath 'com.github.spotbugs.snom:spotbugs-gradle-plugin:6.3.0'
+        classpath 'com.github.spotbugs.snom:spotbugs-gradle-plugin:6.4.0'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
         classpath "io.gitlab.arturbosch.detekt:detekt-gradle-plugin:1.23.8"
         classpath "commons-httpclient:commons-httpclient:3.1@jar" // remove after entire switch to lib v2