increase timeout for sqlalchemy

Author: daniel-sanche

.kokoro/continuous/system.cfg

@@ -5,3 +5,9 @@ env_vars: {
     key: "NOX_SESSION"
     value: "system-3.12"
 }
+
+
+env_vars: {
+    key: "PACKAGE_TEST_TIMEOUT"
+    value: "120m"
+}

.kokoro/presubmit/sqlalchemy_compliance.cfg

@@ -5,3 +5,8 @@ env_vars: {
     key: "NOX_SESSION"
     value: "compliance"
 }
+
+env_vars: {
+    key: "PACKAGE_TEST_TIMEOUT"
+    value: "120m"
+}