Enable @typescript-eslint/explicit-member-accessibility on /src (#9785)

* Enable `@typescript-eslint/explicit-member-accessibility` on /src

* Prettier

src/settings/controllers/FontSizeController.ts

@@ -21,7 +21,7 @@ import { Action } from "../../dispatcher/actions";
 import { SettingLevel } from "../SettingLevel";
 
 export default class FontSizeController extends SettingController {
-    constructor() {
+    public constructor() {
         super();
     }
 

src/settings/controllers/OrderedMultiController.ts

@@ -27,7 +27,7 @@ import { SettingLevel } from "../SettingLevel";
  * will be used - other controllers will not be considered.
  */
 export class OrderedMultiController extends SettingController {
-    constructor(public readonly controllers: SettingController[]) {
+    public constructor(public readonly controllers: SettingController[]) {
         super();
     }
 

src/settings/controllers/PushToMatrixClientController.ts

@@ -22,7 +22,7 @@ import SettingController from "./SettingController";
  * When the value changes, call a setter function on the matrix client with the new value
  */
 export default class PushToMatrixClientController extends SettingController {
-    constructor(private setter: Function, private inverse: boolean) {
+    public constructor(private setter: Function, private inverse: boolean) {
         super();
     }
 

src/settings/controllers/SystemFontController.ts

@@ -22,7 +22,7 @@ import { Action } from "../../dispatcher/actions";
 import { SettingLevel } from "../SettingLevel";
 
 export default class SystemFontController extends SettingController {
-    constructor() {
+    public constructor() {
         super();
     }
 

src/settings/controllers/UseSystemFontController.ts

@@ -22,7 +22,7 @@ import { Action } from "../../dispatcher/actions";
 import { SettingLevel } from "../SettingLevel";
 
 export default class UseSystemFontController extends SettingController {
-    constructor() {
+    public constructor() {
         super();
     }