.github: Change Code Owners (#21326)

* modify code owners

* add marius

.github/CODEOWNERS

@@ -3,21 +3,21 @@
 
 accounts/usbwallet              @karalabe
 accounts/scwallet               @gballet
-accounts/abi                    @gballet
+accounts/abi                    @gballet @MariusVanDerWijden
 cmd/clef                        @holiman
 cmd/puppeth                     @karalabe
 consensus                       @karalabe
 core/                           @karalabe @holiman @rjl493456442
-dashboard/                      @kurkomisi
 eth/                            @karalabe @holiman @rjl493456442
 graphql/                        @gballet
 les/                            @zsfelfoldi @rjl493456442
 light/                          @zsfelfoldi @rjl493456442
 mobile/                         @karalabe @ligi
+node/                           @fjl @renaynay
 p2p/                            @fjl @zsfelfoldi
 rpc/                            @fjl @holiman
-p2p/simulations                 @zelig @janos @justelad
+p2p/simulations                 @fjl
-p2p/protocols                   @zelig @janos @justelad
+p2p/protocols                   @fjl
-p2p/testing                     @zelig @janos @justelad
+p2p/testing                     @fjl
 signer/                         @holiman
-whisper/                        @gballet @gluk256
+whisper/                        @gballet