Move BSLX_BIB_InitFromSecOper to common function

[jeronstone]

BSL/src/security_context/BIB_HMAC_SHA2.c

Lines 89 to 94 in 046549e

	/**
	* Populate the BIB parameters convenience struct from the security operation struct.
	*
	* TODO: move to common function.
	*/
	int BSLX_BIB_InitFromSecOper(BSLX_BIB_t *self, const BSL_BundleRef_t *bundle, const BSL_SecOper_t *sec_oper)