disable the 'dead code' detector temporarily due to a false positive

Signed-off-by: Jun Kimura <jun.kimura@datachain.jp>

Author: bluele

slither.config.json

@@ -1,4 +1,4 @@
 {
-  "detectors_to_run": "arbitrary-send-erc20,array-by-reference,incorrect-shift,name-reused,rtlo,suicidal,uninitialized-storage,arbitrary-send-erc20-permit,controlled-array-length,controlled-delegatecall,delegatecall-loop,msg-value-loop,reentrancy-eth,unchecked-transfer,weak-prng,domain-separator-collision,erc20-interface,erc721-interface,locked-ether,mapping-deletion,shadowing-abstract,tautology,write-after-write,boolean-cst,reentrancy-no-eth,reused-constructor,tx-origin,unchecked-lowlevel,unchecked-send,variable-scope,void-cst,events-access,events-maths,incorrect-unary,boolean-equal,deprecated-standards,erc20-indexed,function-init-state,pragma,reentrancy-unlimited-gas,immutable-states,var-read-using-this,dead-code",
+  "detectors_to_run": "arbitrary-send-erc20,array-by-reference,incorrect-shift,name-reused,rtlo,suicidal,uninitialized-storage,arbitrary-send-erc20-permit,controlled-array-length,controlled-delegatecall,delegatecall-loop,msg-value-loop,reentrancy-eth,unchecked-transfer,weak-prng,domain-separator-collision,erc20-interface,erc721-interface,locked-ether,mapping-deletion,shadowing-abstract,tautology,write-after-write,boolean-cst,reentrancy-no-eth,reused-constructor,tx-origin,unchecked-lowlevel,unchecked-send,variable-scope,void-cst,events-access,events-maths,incorrect-unary,boolean-equal,deprecated-standards,erc20-indexed,function-init-state,pragma,reentrancy-unlimited-gas,immutable-states,var-read-using-this",
   "filter_paths": "(test/|node_modules/|lib/|contracts/proto/)"
 }