Add a translation in Japanese (RedisInsight#4537)

* Add a translation in Japanese

* Update global settings to add Japanese translation.

* Correct wording in Japanese. I misread Connect with Cannot.

Author: hayashida-katsutoshi

src/qml/GlobalSettings.qml

@@ -44,7 +44,7 @@ Dialog {
                         Layout.fillWidth: true
                         Layout.preferredHeight: 40
 
-                        model: ["system", "en_US", "zh_CN", "zh_TW", "ru_RU", "es_ES"]
+                        model: ["system", "en_US", "zh_CN", "zh_TW", "ru_RU", "es_ES", "ja_JP"]
                         value: "system"
                         label: qsTranslate("RDM","Language")
                         description: qsTranslate("RDM","Application restart is needed to apply this setting.")

src/rdm.pro

@@ -170,5 +170,6 @@ TRANSLATIONS = \
     $$PWD/resources/translations/rdm_zh_TW.ts \
     $$PWD/resources/translations/rdm_ru_RU.ts \
     $$PWD/resources/translations/rdm_es_ES.ts \
+    $$PWD/resources/translations/rdm_ja_JP.ts \
 
 CODECFORSRC = UTF-8

src/resources/tr.qrc

@@ -4,5 +4,6 @@
         <file>translations/rdm_zh_TW.qm</file>
         <file>translations/rdm_ru_RU.qm</file>
         <file>translations/rdm_es_ES.qm</file>
+        <file>translations/rdm_ja_JP.qm</file>
     </qresource>
 </RCC>