doc: Fix typo "eviction criterium" -> "eviction criterion"

diff --git a/src/net.h b/src/net.h
index d923e7b2..5f19074b 100644
--- a/src/net.h
+++ b/src/net.h
@@ -876,24 +876,24 @@ public:
      *  eviction logic. */
     std::atomic_bool m_bloom_filter_loaded{false};
 
-    /** UNIX epoch time of the last block received from this peer that we had
-     * not yet seen (e.g. not already received from another peer), that passed
-     * preliminary validity checks and was saved to disk, even if we don't
-     * connect the block or it eventually fails connection. Used as an inbound
-     * peer eviction criterium in CConnman::AttemptToEvictConnection. */
+    /// UNIX epoch time of the last block received from this peer that we had
+    /// not yet seen (e.g. not already received from another peer), that passed
+    /// preliminary validity checks and was saved to disk, even if we don't
+    /// connect the block or it eventually fails to connect. Used as an inbound
+    /// peer eviction criterion in CConnman::AttemptToEvictConnection.
     std::atomic<std::chrono::seconds> m_last_block_time{0s};
 
-    /** UNIX epoch time of the last transaction received from this peer that we
-     * had not yet seen (e.g. not already received from another peer) and that
-     * was accepted into our mempool. Used as an inbound peer eviction criterium
-     * in CConnman::AttemptToEvictConnection. */
+    /// UNIX epoch time of the last transaction received from this peer that we
+    /// had not yet seen (e.g. not already received from another peer) and that
+    /// was accepted into our mempool. Used as an inbound peer eviction criterion
+    /// in CConnman::AttemptToEvictConnection.
     std::atomic<std::chrono::seconds> m_last_tx_time{0s};
 
-    /** Last measured round-trip time. Used only for RPC/GUI stats/debugging.*/
+    /// Last measured round-trip duration. Used only for stats.
     std::atomic<std::chrono::microseconds> m_last_ping_time{0us};
 
-    /** Lowest measured round-trip time. Used as an inbound peer eviction
-     * criterium in CConnman::AttemptToEvictConnection. */
+    /// Lowest measured round-trip duration. Used as an inbound peer eviction
+    /// criterion in CConnman::AttemptToEvictConnection.
     std::atomic<std::chrono::microseconds> m_min_ping_time{std::chrono::microseconds::max()};
 
     CNode(NodeId id,
@@ -980,7 +980,7 @@ public:
      */
     std::string DisconnectMsg() const;
 
-    /** A ping-pong round trip has completed successfully. Update latest and minimum ping times. */
+    /// A ping-pong round trip has completed successfully. Update latest and minimum ping durations.
     void PongReceived(std::chrono::microseconds ping_time) {
         m_last_ping_time = ping_time;
         m_min_ping_time = std::min(m_min_ping_time.load(), ping_time);