Update version to 2.9.0
Bump SOVERSION for parity with 2.7.2 and 2.7.3.
diff --git a/tests/suites/test_suite_version.data b/tests/suites/test_suite_version.data
index 79cc751..0aca470 100644
--- a/tests/suites/test_suite_version.data
+++ b/tests/suites/test_suite_version.data
@@ -1,8 +1,8 @@
Check compiletime library version
-check_compiletime_version:"2.8.0"
+check_compiletime_version:"2.9.0"
Check runtime library version
-check_runtime_version:"2.8.0"
+check_runtime_version:"2.9.0"
Check for MBEDTLS_VERSION_C
check_feature:"MBEDTLS_VERSION_C":0