lexicon: maximum report "reason" length of 1000 chars (graphemes) (#1171)

* lexicon: maximum report length of 500 chars (graphemes)

* lexicon: bump maximum report size to 1000 chars

* lexicon: bump max report size again to 2k graphemes

* make codegen

lexicons/com/atproto/moderation/createReport.json

@@ -43,7 +43,11 @@
               "type": "ref",
               "ref": "com.atproto.moderation.defs#reasonType"
             },
-            "reason": { "type": "string" },
+            "reason": {
+              "type": "string",
+              "maxGraphemes": 2000,
+              "maxLength": 20000
+            },
             "subject": {
               "type": "union",
               "refs": [

packages/api/src/client/lexicons.ts

@@ -1632,6 +1632,8 @@ export const schemaDict = {
               },
               reason: {
                 type: 'string',
+                maxGraphemes: 2000,
+                maxLength: 20000,
               },
               subject: {
                 type: 'union',

packages/bsky/src/lexicon/lexicons.ts

@@ -1632,6 +1632,8 @@ export const schemaDict = {
               },
               reason: {
                 type: 'string',
+                maxGraphemes: 2000,
+                maxLength: 20000,
               },
               subject: {
                 type: 'union',