Fix terminology distributed -> decentralized (#5797)

js/src/dapps/dappreg/Application/application.js

@@ -42,7 +42,7 @@ export default class Application extends Component {
     return (
       <div className={ styles.body }>
         <div className={ styles.header }>
-          DAPP REGISTRY, a global view of distributed applications available on the network. Putting the puzzle together.
+          DAPP REGISTRY, a global view of decentralized applications available on the network. Putting the puzzle together.
         </div>
 
         <div>

js/src/dapps/dappreg/ModalDelete/modalDelete.js

@@ -43,7 +43,7 @@ export default class ModalDelete extends Component {
         secondary
       >
         <div className={ styles.section }>
-          You are about to remove a distributed application from the registry,
+          You are about to remove a decentralized application from the registry,
           the details of this application is given below. Removal does not return any fees,
           however the application will not be available to users anymore.
         </div>

js/src/dapps/dappreg/ModalRegister/modalRegister.js

@@ -50,7 +50,7 @@ export default class ModalRegister extends Component {
         secondary
       >
         <div className={ styles.section }>
-          You are about to register a new distributed application on the network, the details of
+          You are about to register a new decentralized application on the network, the details of
           this application is given below. This will require a non-refundable fee
           of { api.util.fromWei(this.dappsStore.fee).toFormat(3) } <small>ETH</small>
         </div>