Merge #306: core: Fix a bug with loading libcrypto

d2fe2ad core: Fix a bug with loading libcrypto (aviv57)

Pull request description:

  Looks like the fix in #301 was not working.

  I got the following error while trying to run `from bitcoin.rpc import Proxy` on my machine

  ```
  File ~\OneDrive\Documents\GitHub\python-bitcoinlib\bitcoin\rpc.py:38
       36 from bitcoin.core import COIN, x, lx, b2lx, CBlock, CBlockHeader, CTransaction, COutPoint, CTxOut
       37 from bitcoin.core.script import CScript
  ---> 38 from bitcoin.wallet import CBitcoinAddress, CBitcoinSecret
       40 DEFAULT_USER_AGENT = "AuthServiceProxy/0.1"
       42 DEFAULT_HTTP_TIMEOUT = 30

  File ~\OneDrive\Documents\GitHub\python-bitcoinlib\bitcoin\wallet.py:23
       21 import bitcoin.bech32
       22 import bitcoin.core
  ---> 23 import bitcoin.core.key
       24 import bitcoin.core.script as script
       27 class CBitcoinAddress(object):

  File ~\OneDrive\Documents\GitHub\python-bitcoinlib\bitcoin\core\key.py:27
       23 import bitcoin.signature
       25 import bitcoin.core.script
  ---> 27 _ssl = ctypes.cdll.LoadLibrary(
       28     ctypes.util.find_library('ssl.35') or ctypes.util.find_library('ssl') or ctypes.util.find_library('libeay32')
       29     or ctypes.cdll.LoadLibrary("libcrypto")
       30 )
       32 _libsecp256k1_path = ctypes.util.find_library('secp256k1')
       33 _libsecp256k1_enable_signing = False

  File ~\.pyenv\pyenv-win\versions\3.12.7\Lib\ctypes\__init__.py:460, in LibraryLoader.LoadLibrary(self, name)
      459 def LoadLibrary(self, name):
  --> 460     return self._dlltype(name)

  File ~\.pyenv\pyenv-win\versions\3.12.7\Lib\ctypes\__init__.py:348, in CDLL.__init__(self, name, mode, handle, use_errno, use_last_error, winmode)
      343 def __init__(self, name, mode=DEFAULT_MODE, handle=None,
      344              use_errno=False,
      345              use_last_error=False,
      346              winmode=None):
      347     if name:
  --> 348         name = _os.fspath(name)
      349     self._name = name
      350     flags = self._func_flags_

  TypeError: expected str, bytes or os.PathLike object, not CDLL

Top commit has no ACKs.

Tree-SHA512: afb98bb333a8011c9074d537277610dff1a72083f6f8128f8a83fbd61f30b923a70341ab005d8adc0b6f269a4ca91e14a6bf4bbb44f8b08a5b86625c9f847593

Author: petertodd

bitcoin/core/key.py

@@ -26,7 +26,7 @@
 
 _ssl = ctypes.cdll.LoadLibrary(
     ctypes.util.find_library('ssl.35') or ctypes.util.find_library('ssl') or ctypes.util.find_library('libeay32')
-    or ctypes.cdll.LoadLibrary("libcrypto")
+    or ctypes.util.find_library('libcrypto')
 )
 
 _libsecp256k1_path = ctypes.util.find_library('secp256k1')