Using correct JOB_NAME env var for JOB_BUILD_RETRIEVAL_TIME (#4398)

Author: vitorguidi

src/clusterfuzz/_internal/build_management/build_manager.py

@@ -440,7 +440,7 @@ def _download_and_open_build_archive(self, base_build_dir: str,
       build_download_duration = time.time() - start_time
       monitoring_metrics.JOB_BUILD_RETRIEVAL_TIME.add(
           build_download_duration, {
-              'job': os.getenv('JOB_TYPE'),
+              'job': os.getenv('JOB_NAME'),
               'platform': environment.platform(),
               'step': 'download',
               'build_type': self._build_type,
@@ -556,7 +556,7 @@ def _unpack_build(self,
 
         monitoring_metrics.JOB_BUILD_RETRIEVAL_TIME.add(
             unpack_elapsed_time, {
-                'job': os.getenv('JOB_TYPE'),
+                'job': os.getenv('JOB_NAME'),
                 'platform': environment.platform(),
                 'step': 'unpack',
                 'build_type': self._build_type,
@@ -907,7 +907,7 @@ def _unpack_custom_build(self):
     build_download_time = time.time() - download_start_time
     monitoring_metrics.JOB_BUILD_RETRIEVAL_TIME.add(
         build_download_time, {
-            'job': os.getenv('JOB_TYPE'),
+            'job': os.getenv('JOB_NAME'),
             'platform': environment.platform(),
             'step': 'download',
             'build_type': self._build_type,
@@ -935,7 +935,7 @@ def _unpack_custom_build(self):
         build_unpack_time = time.time() - unpack_start_time
         monitoring_metrics.JOB_BUILD_RETRIEVAL_TIME.add(
             build_unpack_time, {
-                'job': os.getenv('JOB_TYPE'),
+                'job': os.getenv('JOB_NAME'),
                 'platform': environment.platform(),
                 'step': 'unpack',
                 'build_type': self._build_type,