chore: regenerate common templates (#265)

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Synth log will be available here:
https://source.cloud.google.com/results/invocations/5b7e2ed3-d953-49da-9f19-3f7f3762d72e/targets

- [ ] To automatically regenerate this PR, check this box.

Source-Link: googleapis/synthtool@4530cc6

synth.metadata

@@ -4,7 +4,7 @@
       "git": {
         "name": ".",
         "remote": "https://github.com/googleapis/java-automl.git",
-        "sha": "2b2aa6d712c9e0b0dcfdd3ed7c5beaf15a6b0a6f"
+        "sha": "c8495d74ea0a1af12efb126918770d393d46f76b"
       }
     },
     {
@@ -27,7 +27,7 @@
       "git": {
         "name": "synthtool",
         "remote": "https://github.com/googleapis/synthtool.git",
-        "sha": "4f8f5dc24af79694887385015294e4dbb214c352"
+        "sha": "4530cc6ff080ef8aca258c1ec92c4db10a1bbfb4"
       }
     }
   ],
@@ -61,31 +61,22 @@
     ".github/trusted-contribution.yml",
     ".github/workflows/ci.yaml",
     ".kokoro/build.bat",
+    ".kokoro/build.sh",
     ".kokoro/coerce_logs.sh",
     ".kokoro/common.cfg",
     ".kokoro/common.sh",
     ".kokoro/continuous/common.cfg",
-    ".kokoro/continuous/dependencies.cfg",
-    ".kokoro/continuous/integration.cfg",
-    ".kokoro/continuous/java11.cfg",
-    ".kokoro/continuous/java7.cfg",
-    ".kokoro/continuous/java8-osx.cfg",
-    ".kokoro/continuous/java8-win.cfg",
     ".kokoro/continuous/java8.cfg",
-    ".kokoro/continuous/lint.cfg",
-    ".kokoro/continuous/propose_release.cfg",
-    ".kokoro/continuous/samples.cfg",
     ".kokoro/dependencies.sh",
     ".kokoro/linkage-monitor.sh",
     ".kokoro/nightly/common.cfg",
-    ".kokoro/nightly/dependencies.cfg",
     ".kokoro/nightly/integration.cfg",
     ".kokoro/nightly/java11.cfg",
     ".kokoro/nightly/java7.cfg",
     ".kokoro/nightly/java8-osx.cfg",
     ".kokoro/nightly/java8-win.cfg",
     ".kokoro/nightly/java8.cfg",
-    ".kokoro/nightly/lint.cfg",
+    ".kokoro/nightly/samples.cfg",
     ".kokoro/populate-secrets.sh",
     ".kokoro/presubmit/clirr.cfg",
     ".kokoro/presubmit/common.cfg",
@@ -98,6 +89,7 @@
     ".kokoro/presubmit/java8.cfg",
     ".kokoro/presubmit/linkage-monitor.cfg",
     ".kokoro/presubmit/lint.cfg",
+    ".kokoro/presubmit/samples.cfg",
     ".kokoro/release/bump_snapshot.cfg",
     ".kokoro/release/common.cfg",
     ".kokoro/release/common.sh",

synth.py

@@ -30,7 +30,7 @@
       bazel_target=f'//google/cloud/{service}/{version}:google-cloud-{service}-{version}-java',
   )
 
-java.common_templates(exclude=[
+java.common_templates(excludes=[
     '.kokoro/build.sh',
     '.kokoro/nightly/samples.cfg',
     '.kokoro/presubmit/samples.cfg',