replace to php7

tools/run_tests/run_tests_matrix.py

@@ -180,15 +180,6 @@ def _create_test_jobs(extra_args=[], inner_jobs=_DEFAULT_INNER_JOBS):
                                 ['--report_multi_target'],
                                 inner_jobs=inner_jobs)
 
-    # supported on linux only
-    test_jobs += _generate_jobs(languages=['php7'],
-                                configs=['dbg', 'opt'],
-                                platforms=['linux'],
-                                labels=['basictests', 'multilang'],
-                                extra_args=extra_args +
-                                ['--report_multi_target'],
-                                inner_jobs=inner_jobs)
-
     # supported on all platforms.
     test_jobs += _generate_jobs(
         languages=['c'],
@@ -239,7 +230,7 @@ def _create_test_jobs(extra_args=[], inner_jobs=_DEFAULT_INNER_JOBS):
         inner_jobs=inner_jobs,
         timeout_seconds=_CPP_RUNTESTS_TIMEOUT)
 
-    test_jobs += _generate_jobs(languages=['grpc-node', 'ruby', 'php'],
+    test_jobs += _generate_jobs(languages=['grpc-node', 'ruby', 'php7'],
                                 configs=['dbg', 'opt'],
                                 platforms=['linux', 'macos'],
                                 labels=['basictests', 'multilang'],