build(java): use ENABLE_FLAKYBOT env variable (#624)

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Source-Link: googleapis/synthtool@ff01716

Author: yoshi-automation

.kokoro/build.sh

@@ -115,7 +115,7 @@ fi
 # fix output location of logs
 bash .kokoro/coerce_logs.sh
 
-if [[ "${ENABLE_BUILD_COP}" == "true" ]]
+if [[ "${ENABLE_FLAKYBOT}" == "true" ]]
 then
     chmod +x ${KOKORO_GFILE_DIR}/linux_amd64/flakybot
     ${KOKORO_GFILE_DIR}/linux_amd64/flakybot -repo=googleapis/java-speech

.kokoro/nightly/integration.cfg

@@ -22,7 +22,7 @@ env_vars: {
 }
 
 env_vars: {
-  key: "ENABLE_BUILD_COP"
+  key: "ENABLE_FLAKYBOT"
   value: "true"
 }
 

.kokoro/nightly/samples.cfg

@@ -33,6 +33,6 @@ env_vars: {
 }
 
 env_vars: {
-  key: "ENABLE_BUILD_COP"
+  key: "ENABLE_FLAKYBOT"
   value: "true"
 }

synth.metadata

@@ -4,7 +4,7 @@
       "git": {
         "name": ".",
         "remote": "https://github.com/googleapis/java-speech.git",
-        "sha": "ac268c58c2c7df2bd7ba2e790403f75b0424ca2c"
+        "sha": "c899fbcb8bc09af473b3d3fa5eb9656097859a43"
       }
     },
     {
@@ -27,7 +27,7 @@
       "git": {
         "name": "synthtool",
         "remote": "https://github.com/googleapis/synthtool.git",
-        "sha": "1a2878d6909dd10ca4e3c1b5943d6622e996054e"
+        "sha": "ff01716e16d2c6e87eaf87197b753ac9fcbbed5d"
       }
     }
   ],