Support 1.21.6 FAPI branch. Closes #127

Author: modmuss50

scripts/src/lib/Api.ts

@@ -103,7 +103,7 @@ export function isApiVersionvalidForMcVersion(apiVersion: string, mcVersion: str
     } else if (mcVersion.startsWith("22w13oneblockatatime")) {
         branch = "22w13oneblockatatime"
     } else if (mcVersion.startsWith("25w")) {
-        branch = "1.21.5"
+        branch = "1.21.6"
     } else if (mcVersion.startsWith("24w")) {
         branch = "1.21.4"
     } else if (mcVersion.startsWith("23w")) {
@@ -132,6 +132,8 @@ export function isApiVersionvalidForMcVersion(apiVersion: string, mcVersion: str
         branch = "1.20.5"
     } else if (mcVersion.startsWith("1.20.6")) {
         branch = "1.20.6"
+    } else if (mcVersion.startsWith("1.21.6")) {
+        branch = "1.21.6"
     } else if (mcVersion.startsWith("1.21.5")) {
         branch = "1.21.5"
     } else if (mcVersion.startsWith("1.21.4")) {