build(java): skip lint on samples directory (googleapis#123)

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Source-Link: googleapis/synthtool@9872708

.kokoro/build.sh

@@ -51,9 +51,7 @@ test)
     RETURN_CODE=$?
     ;;
 lint)
-    mvn \
-      -Penable-samples \
-      com.coveo:fmt-maven-plugin:check
+    mvn com.coveo:fmt-maven-plugin:check
     RETURN_CODE=$?
     ;;
 javadoc)

synth.metadata

@@ -4,14 +4,14 @@
       "git": {
         "name": ".",
         "remote": "https://github.com/googleapis/java-storage-nio.git",
-        "sha": "625c73777ab1163fa2966f6026611c5b975459bb"
+        "sha": "51ae4181ef1c786ff6237346c044548281f4eec9"
       }
     },
     {
       "git": {
         "name": "synthtool",
         "remote": "https://github.com/googleapis/synthtool.git",
-        "sha": "cac9eef310652bf138dd76b716e4986e757d62ac"
+        "sha": "987270824bd26f6a8c716d5e2022057b8ae7b26e"
       }
     }
   ]