Create general certificate provisioning tests

Creates parameterized certificate provisioning tests to prepare for DRM
reprovisioning implementation.
- Create parameterized certificate provisioning test suite.
- Change RETURN_IF_NOT_OPEN macro to call IsOpen instead of checking
  the |open_| variable to make mocking of CryptoSession methods easier.

Bug: b/305093063
Merged from https://widevine-internal-review.googlesource.com/188051

Change-Id: Ic1c344af64073a8ff5626530a0864bfeea90fc6e

libwvdrmengine/cdm/core/src/crypto_session.cpp

@@ -62,7 +62,7 @@ OEMCryptoResult WrapIfNecessary(OEMCryptoResult ret_value) { return ret_value; }
   }
 
 #define RETURN_IF_NOT_OPEN(ret_value)   \
-  if (!open_) {                         \
+  if (!IsOpen()) {                      \
     LOGE("Crypto session is not open"); \
     return WrapIfNecessary(ret_value);  \
   }