versionbits: Use std::array instead of C-style arrays

src/consensus/params.h

@@ -8,6 +8,7 @@
 
 #include <uint256.h>
 
+#include <array>
 #include <chrono>
 #include <limits>
 #include <map>
@@ -104,7 +105,7 @@ struct Params {
      */
     uint32_t nRuleChangeActivationThreshold;
     uint32_t nMinerConfirmationWindow;
-    BIP9Deployment vDeployments[MAX_VERSION_BITS_DEPLOYMENTS];
+    std::array<BIP9Deployment,MAX_VERSION_BITS_DEPLOYMENTS> vDeployments;
     /** Proof of work parameters */
     uint256 powLimit;
     bool fPowAllowMinDifficultyBlocks;