Update docs/language/accounts/index.mdx

Author: briandoyle81

docs/language/accounts/index.mdx

@@ -84,7 +84,7 @@ view fun getAccount(_ address: Address): &Account
 
 ### Write operations
 
-Access to an authorized account reference (`auth(...) &Account`) means having a certain _write access_ to it.
+Access to an authorized account reference (`auth(...) &Account`) means having a certain **write access** to it.
 
 [Entitlements] authorize access to accounts. Cadence provides both coarse-grained and fine-grained entitlements, which decide what management functions are accessible on the account.