chore: Re-generated to pick up changes from synthtool (#616)

* changes without context

        autosynth cannot find the source of changes triggered by earlier changes in this
        repository, or by version upgrades to tools such as linters.

* chore(java): detect sample-secrets in build.sh

Fixes #904

Source-Author: Neenu Shaji <Neenu1995@users.noreply.github.com>
Source-Date: Wed Mar 24 15:50:02 2021 -0400
Source-Repo: googleapis/synthtool
Source-Sha: bb854b6c048619e3be4e8b8ce8ed10aa74ea78ef
Source-Link: googleapis/synthtool@bb854b6

* chore: remove staging bucket v2

not needed since we removed v2 solution - googleapis/synthtool#964

Source-Author: Emily Ball <emilyball@google.com>
Source-Date: Mon Mar 29 14:47:37 2021 -0700
Source-Repo: googleapis/synthtool
Source-Sha: 572ef8f70edd9041f5bcfa71511aed6aecfc2098
Source-Link: googleapis/synthtool@572ef8f

.kokoro/build.sh

@@ -79,6 +79,11 @@ samples)
 
     if [[ -f ${SAMPLES_DIR}/pom.xml ]]
     then
+        for FILE in ${KOKORO_GFILE_DIR}/secret_manager/*-samples-secrets; do
+          [[ -f "$FILE" ]] || continue
+          source "$FILE"
+        done
+
         pushd ${SAMPLES_DIR}
         mvn -B \
           -Penable-samples \

.kokoro/nightly/integration.cfg

@@ -35,8 +35,3 @@ env_vars: {
   key: "SECRET_MANAGER_KEYS"
   value: "java-it-service-account"
 }
-
-env_vars: {
-  key: "GCS_BUCKET"
-  value: "byoid-it-bucket"
-}

.kokoro/presubmit/integration.cfg

@@ -31,8 +31,3 @@ env_vars: {
   key: "SECRET_MANAGER_KEYS"
   value: "java-it-service-account"
 }
-
-env_vars: {
-  key: "GCS_BUCKET"
-  value: "byoid-it-bucket"
-}

.kokoro/release/publish_javadoc.sh

@@ -24,11 +24,6 @@ if [[ -z "${STAGING_BUCKET}" ]]; then
   exit 1
 fi
 
-if [[ -z "${STAGING_BUCKET_V2}" ]]; then
-  echo "Need to set STAGING_BUCKET_V2 environment variable"
-  exit 1
-fi
-
 # work from the git root directory
 pushd $(dirname "$0")/../../
 

synth.metadata

@@ -4,14 +4,14 @@
       "git": {
         "name": ".",
         "remote": "https://github.com/googleapis/google-auth-library-java.git",
-        "sha": "a54ca74e33c9a05cf2b42b3d83ff613645f60ed0"
+        "sha": "9ee0fdea10f74d30166052b09dc70b6528ab9e66"
       }
     },
     {
       "git": {
         "name": "synthtool",
         "remote": "https://github.com/googleapis/synthtool.git",
-        "sha": "0b064d767537e0675fc053e53fca473c5c701fb8"
+        "sha": "572ef8f70edd9041f5bcfa71511aed6aecfc2098"
       }
     }
   ],