test: json expectations should have explicit format number

GitOrigin-RevId: 8b8976462b8b7be74716e83efaf05e22f477ef72
Change-Id: I98f58ec25a773ee3d80601aa610f3d8bbeabe5f6
diff --git a/tests/test_json.py b/tests/test_json.py
index 63fa738..70185ed 100644
--- a/tests/test_json.py
+++ b/tests/test_json.py
@@ -13,7 +13,6 @@
 
 import coverage
 from coverage import Coverage
-from coverage.jsonreport import FORMAT_VERSION
 
 from tests.coveragetest import UsingModulesMixin, CoverageTest
 
@@ -88,7 +87,6 @@
         )
         del (parsed_result['meta']['timestamp'])
         expected_result["meta"].update({
-            "format": FORMAT_VERSION,
             "version": coverage.__version__,
         })
         assert parsed_result == expected_result
@@ -98,6 +96,7 @@
         expected_result = {
             'meta': {
                 "branch_coverage": True,
+                "format": 2,
                 "show_contexts": False,
             },
             'files': {
@@ -149,6 +148,7 @@
         expected_result = {
             'meta': {
                 "branch_coverage": False,
+                "format": 2,
                 "show_contexts": False,
             },
             'files': {
@@ -182,6 +182,7 @@
         expected_result = {
             "meta": {
                 "branch_coverage": False,
+                "format": 2,
                 "show_contexts": False,
             },
             "files": {
@@ -295,6 +296,7 @@
         expected_result = {
             'meta': {
                 "branch_coverage": False,
+                "format": 2,
                 "show_contexts": True,
             },
             'files': {