Bump version to 0.6.3, temporarily disable release CI

Disable release workflow trigger to prevent duplicate builds
when tagging manually with pre-built binaries.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

.gitea/workflows/release.yml

@@ -3,7 +3,7 @@ name: Build & Release
 on:
   push:
     tags:
-      - 'v*'
+      - 'disabled-v*'
 
 jobs:
   release:

Cargo.lock

@@ -229,7 +229,7 @@ dependencies = [
 
 [[package]]
 name = "btest-rs"
-version = "0.6.0"
+version = "0.6.3"
 dependencies = [
  "anyhow",
  "askama",

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "btest-rs"
-version = "0.6.0"
+version = "0.6.3"
 edition = "2021"
 description = "MikroTik Bandwidth Test (btest) server and client with EC-SRP5 auth — a Rust reimplementation"
 license = "MIT AND Apache-2.0"