Fix formatting of method names in README

Author: emlun

README

@@ -232,9 +232,9 @@ so you can also pass it into
 link:https://developers.yubico.com/java-webauthn-server/JavaDoc/webauthn-server-core/2.2.0/com/yubico/webauthn/RelyingParty.html#finishRegistration(com.yubico.webauthn.FinishRegistrationOptions)[`RelyingParty.finishRegistration(...)`]
 later.
 If needed, you can use the
-link:https://developers.yubico.com/java-webauthn-server/JavaDoc/webauthn-server-core/2.2.0/com/yubico/webauthn/data/PublicKeyCredentialCreationOptions.html#toJson()[toJson()]
+link:https://developers.yubico.com/java-webauthn-server/JavaDoc/webauthn-server-core/2.2.0/com/yubico/webauthn/data/PublicKeyCredentialCreationOptions.html#toJson()[`toJson()`]
 and
-link:https://developers.yubico.com/java-webauthn-server/JavaDoc/webauthn-server-core/2.2.0/com/yubico/webauthn/data/PublicKeyCredentialCreationOptions.html#fromJson(java.lang.String)[fromJson(String)]
+link:https://developers.yubico.com/java-webauthn-server/JavaDoc/webauthn-server-core/2.2.0/com/yubico/webauthn/data/PublicKeyCredentialCreationOptions.html#fromJson(java.lang.String)[`fromJson(String)`]
 methods to serialize and deserialize the value for storage.
 
 Now call the WebAuthn API on the client side:
@@ -323,9 +323,9 @@ so you can also pass it into
 link:https://developers.yubico.com/java-webauthn-server/JavaDoc/webauthn-server-core/2.2.0/com/yubico/webauthn/RelyingParty.html#finishAssertion(com.yubico.webauthn.FinishAssertionOptions)[`RelyingParty.finishAssertion(...)`]
 later.
 If needed, you can use the
-link:https://developers.yubico.com/java-webauthn-server/JavaDoc/webauthn-server-core/2.2.0/com/yubico/webauthn/AssertionRequest.html#toJson()[toJson()]
+link:https://developers.yubico.com/java-webauthn-server/JavaDoc/webauthn-server-core/2.2.0/com/yubico/webauthn/AssertionRequest.html#toJson()[`toJson()`]
 and
-link:https://developers.yubico.com/java-webauthn-server/JavaDoc/webauthn-server-core/2.2.0/com/yubico/webauthn/AssertionRequest.html#fromJson(java.lang.String)[fromJson(String)]
+link:https://developers.yubico.com/java-webauthn-server/JavaDoc/webauthn-server-core/2.2.0/com/yubico/webauthn/AssertionRequest.html#fromJson(java.lang.String)[`fromJson(String)`]
 methods to serialize and deserialize the value for storage.
 
 Now call the WebAuthn API on the client side: