scripted-diff: remove ResetI2PPorts() (revert e0a2b390c1)

`CAddrMan::ResetI2PPorts()` was temporary. Remove it:
* it has partially achieved its goal: probably ran on about half of the
  I2P nodes
* it is hackish, deemed risky and two bugs where found in it
  https://github.com/bitcoin/bitcoin/issues/22467
  https://github.com/bitcoin/bitcoin/issues/22470

-BEGIN VERIFY SCRIPT-
git show e0a2b390c1 |git apply -R
-END VERIFY SCRIPT-

Fixes https://github.com/bitcoin/bitcoin/issues/22467
Fixes https://github.com/bitcoin/bitcoin/issues/22470

src/addrman.h

@@ -452,8 +452,6 @@ public:
 
         RemoveInvalid();
 
-        ResetI2PPorts();
-
         Check();
     }
 
@@ -769,14 +767,6 @@ private:
     //! Remove invalid addresses.
     void RemoveInvalid() EXCLUSIVE_LOCKS_REQUIRED(cs);
 
-    /**
-     * Reset the ports of I2P peers to 0.
-     * This is needed as a temporary measure because now we enforce port 0 and
-     * only connect to I2P hosts if the port is 0, but in the early days some
-     * I2P addresses with port 8333 were rumoured and persisted into addrmans.
-     */
-    void ResetI2PPorts() EXCLUSIVE_LOCKS_REQUIRED(cs);
-
     friend class CAddrManTest;
 };