fix(deps): update dependency com.mebigfatguy.sb-contrib:sb-contrib to v7.7.0

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

Author: renovate[bot]

gradle/verification-metadata.xml

@@ -14,6 +14,7 @@
          <ignored-key id="17A27CE7A60FF5F0" reason="Key couldn't be downloaded from any key server"/>
          <ignored-key id="2C7F998F4272C851" reason="Key couldn't be downloaded from any key server"/>
          <ignored-key id="340B090F727518D8" reason="Key couldn't be downloaded from any key server"/>
+         <ignored-key id="AE094C852B4EE5DC" reason="Key couldn't be downloaded from any key server"/>
       </ignored-keys>
       <trusted-keys>
          <trusted-key id="015479E1055341431B4545AB72475FD306B9CAB7" group="com.googlecode.javaewah" name="JavaEWAH" version="1.2.3"/>
@@ -9271,6 +9272,14 @@
             <sha256 value="81ca2553b697c3fe8310faf528eebd3faddef10637b791dda093997a6e4d08a7" origin="Generated by Gradle"/>
          </artifact>
       </component>
+      <component group="com.mebigfatguy.sb-contrib" name="sb-contrib" version="7.7.0">
+         <artifact name="sb-contrib-7.7.0.jar">
+            <sha256 value="0f98e7a9ae950629f2912595f02ecd1435fa6be9595960adef10dca36ed89f4c" origin="Generated by Gradle" reason="A key couldn't be downloaded"/>
+         </artifact>
+         <artifact name="sb-contrib-7.7.0.pom">
+            <sha256 value="ff21b8a22adb992ab3d35e81a989061a297be07fe8f555b850841c95d8b2e4cb" origin="Generated by Gradle" reason="A key couldn't be downloaded"/>
+         </artifact>
+      </component>
       <component group="com.nhaarman.mockitokotlin2" name="mockito-kotlin" version="2.2.0">
          <artifact name="mockito-kotlin-2.2.0.jar">
             <sha256 value="75b58d04f72748b564f5acfe646bc9c8b04d1eba02fff3225a0e667fd370d2f7" origin="Generated by Gradle"/>

library/build.gradle

@@ -74,7 +74,7 @@ dependencies {
     implementation 'org.bouncycastle:bcpkix-jdk18on:1.82'
 
     spotbugsPlugins 'com.h3xstream.findsecbugs:findsecbugs-plugin:1.14.0'
-    spotbugsPlugins 'com.mebigfatguy.sb-contrib:sb-contrib:7.6.15'
+    spotbugsPlugins 'com.mebigfatguy.sb-contrib:sb-contrib:7.7.0'
 
     // dependencies for tests
     testImplementation "junit:junit:$junit_version"