Fix typo

Signed-off-by: Tran Ngoc Nhan <ngocnhan.tran1996@gmail.com>

docs/modules/ROOT/pages/migration/oauth2.adoc

@@ -2,7 +2,7 @@
 
 == Validate `typ` Header with `JwtTypeValidator`
 
-`NimbusJwtDecoder` in Spring Security 7 will move `typ` header validation to `JwtTypeValidator` intsead of relying on Nimbus.
+`NimbusJwtDecoder` in Spring Security 7 will move `typ` header validation to `JwtTypeValidator` instead of relying on Nimbus.
 This brings it in line with `NimbusJwtDecoder` validating claims instead of relying on Nimbus to validate them.
 
 If you are changing Nimbus's default type validation in a `jwtProcessorCustomizer` method, then you should move that to `JwtTypeValidator` or an implementation of `OAuth2TokenValidator` of your own.

docs/modules/ROOT/pages/reactive/oauth2/resource-server/opaque-token.adoc

@@ -398,7 +398,7 @@ fun springSecurityFilterChain(http: ServerHttpSecurity): SecurityWebFilterChain
 ----
 ======
 
-This is handy when deeper configuration, such as <<webflux-oauth2resourceserver-opaque-authorization-extraction,authority mapping>>or <<webflux-oauth2resourceserver-opaque-jwt-introspector,JWT revocation>>, is necessary.
+This is handy when deeper configuration, such as <<webflux-oauth2resourceserver-opaque-authorization-extraction,authority mapping>> or <<webflux-oauth2resourceserver-opaque-jwt-introspector,JWT revocation>>, is necessary.
 
 [[webflux-oauth2resourceserver-opaque-introspector-bean]]
 === Exposing a `ReactiveOpaqueTokenIntrospector` `@Bean`