Add root_certificates to driver init in examples

Author: vgvoleg

examples/basic_example_v1/basic_example.py

@@ -312,7 +312,12 @@ def ensure_path_exists(driver, database, path):
 
 
 def run(endpoint, database, path):
-    with ydb.Driver(endpoint=endpoint, database=database, credentials=ydb.credentials_from_env_variables()) as driver:
+    with ydb.Driver(
+        endpoint=endpoint,
+        database=database,
+        credentials=ydb.credentials_from_env_variables(),
+        root_certificates=ydb.load_ydb_root_certificate(),
+    ) as driver:
         driver.wait(timeout=5, fail_fast=True)
 
         with ydb.SessionPool(driver) as pool:

examples/basic_example_v2/basic_example.py

@@ -243,6 +243,7 @@ def run(endpoint, database):
         endpoint=endpoint,
         database=database,
         credentials=ydb.credentials_from_env_variables(),
+        root_certificates=ydb.load_ydb_root_certificate(),
     ) as driver:
         driver.wait(timeout=5, fail_fast=True)
 

examples/basic_example_v2/basic_example_async.py

@@ -242,6 +242,7 @@ async def run(endpoint, database):
         endpoint=endpoint,
         database=database,
         credentials=ydb.credentials_from_env_variables(),
+        root_certificates=ydb.load_ydb_root_certificate(),
     ) as driver:
         await driver.wait(timeout=5, fail_fast=True)