chore: update grammars and themes

Author: github-actions[bot]

latest-shiki-commit.txt

@@ -1 +1 @@
-bcbe52a88d682ee09d2d98fd8682040bc2a3e246
+acbabc81e153dc90887af2d3fc7163ae9d837e79

vendor/phiki/phiki/resources/languages/beancount.json

@@ -428,7 +428,21 @@
           "name": "constant.numeric.date.day.beancount"
         },
         "6": {
-          "name": "support.function.directive.beancount"
+          "name": "support.function.directive.beancount",
+          "patterns": [
+            {
+              "match": "txn|\\*",
+              "name": "support.function.directive.txn.completed.beancount"
+            },
+            {
+              "match": "!",
+              "name": "support.function.directive.txn.incomplete.beancount"
+            },
+            {
+              "match": "P",
+              "name": "support.function.directive.txn.padding.beancount"
+            }
+          ]
         },
         "7": {
           "name": "string.quoted.tiers.beancount"