Add a new option of 'thisMonthBegin into the options of the month select for the dependent task. (#9004)

dolphinscheduler-ui-next/src/locales/modules/en_US.ts

@@ -847,6 +847,7 @@ const project = {
     last_saturday: 'LastSaturday',
     last_sunday: 'LastSunday',
     this_month: 'ThisMonth',
+    this_month_begin: 'ThisMonthBegin',
     last_month: 'LastMonth',
     last_month_begin: 'LastMonthBegin',
     last_month_end: 'LastMonthEnd',

dolphinscheduler-ui-next/src/locales/modules/zh_CN.ts

@@ -837,6 +837,7 @@ const project = {
     last_saturday: '上周六',
     last_sunday: '上周日',
     this_month: '本月',
+    this_month_begin: '本月初',
     last_month: '上月',
     last_month_begin: '上月初',
     last_month_end: '上月末',

dolphinscheduler-ui-next/src/views/projects/task/components/node/fields/use-dependent.ts

@@ -141,6 +141,10 @@ export function useDependent(model: { [field: string]: any }): IJsonItem[] {
         value: 'thisMonth',
         label: t('project.node.this_month')
       },
+      {
+        value: 'thisMonthBegin',
+        label: t('project.node.this_month_begin')
+      },
       {
         value: 'lastMonth',
         label: t('project.node.last_month')