Revert "Shift year change to April"

This reverts commit 8d334421.

src/lib/shared.svelte.ts

@@ -79,10 +79,10 @@ export const revaluationName: string | undefined =
 
 const today = new Date()
 export const year =
-  today.getFullYear() + (today.getMonth() > 3 /* => After April */ ? 1 : 0)
+  today.getFullYear() + (today.getMonth() > 2 /* => After March */ ? 1 : 0)
 export const yearPLF =
   today.getFullYear() +
-  (revaluationName !== undefined && today.getMonth() > 3 /* => After April */
+  (revaluationName !== undefined && today.getMonth() > 2 /* => After March */
     ? 1
     : 0)
 export const date = `${year}-01-01`