fix(skr.classes.account): Remove incorrect SKR04 automatic account 3300; improve VAT posting validation and test isolation; update readme hints and CI settings

ts/00_commitinfo_data.ts

@@ -0,0 +1,8 @@
+/**
+ * autocreated commitinfo by @push.rocks/commitinfo
+ */
+export const commitinfo = {
+  name: '@fin.cx/skr',
+  version: '1.2.1',
+  description: 'SKR03 and SKR04 German accounting standards for double-entry bookkeeping'
+}