Switch to nested object pluralisation format for i18n files

package.json

@@ -211,7 +211,7 @@
         "jsqr": "^1.4.0",
         "mailhog": "^4.16.0",
         "matrix-mock-request": "^2.5.0",
-        "matrix-web-i18n": "^1.4.0",
+        "matrix-web-i18n": "^2.0.0",
         "mocha-junit-reporter": "^2.2.0",
         "node-fetch": "2",
         "postcss-scss": "^4.0.4",

sonar-project.properties

@@ -8,6 +8,7 @@ sonar.sources=src,res
 sonar.tests=test,cypress
 sonar.exclusions=__mocks__,docs
 
+sonar.cpd.exclusions=src/i18n/strings/*.json
 sonar.typescript.tsconfigPath=./tsconfig.json
 sonar.javascript.lcov.reportPaths=coverage/lcov.info
 sonar.coverage.exclusions=test/**/*,cypress/**/*,src/components/views/dialogs/devtools/**/*