ci(release): rename source AUR package to pgtidy-src

Rename the source-built AUR package from pgtidy to pgtidy-src. It
provides and conflicts with pgtidy, matching pgtidy-bin.

linux/arch/pgtidy-src/PKGBUILD

@@ -0,0 +1,33 @@
+# Maintainer: Hein (Warky Devs) <hein@warky.dev>
+pkgname=pgtidy-src
+pkgver=0.0.10
+pkgrel=1
+pkgdesc="PostgreSQL SQL formatter and linter"
+arch=('x86_64' 'aarch64')
+url="https://git.warky.dev/wdevs/pgtidy"
+license=('MIT')
+makedepends=('go')
+provides=('pgtidy')
+conflicts=('pgtidy')
+source=("$pkgname-$pkgver.tar.gz::$url/releases/download/v$pkgver/pgtidy-v$pkgver-source.tar.gz")
+sha256sums=('SKIP')
+
+build() {
+    cd "pgtidy-$pkgver"
+    export CGO_ENABLED=0
+    go build \
+        -trimpath \
+        -ldflags "-X main.version=v$pkgver" \
+        -o pgtidy ./cmd/pgtidy
+}
+
+check() {
+    cd "pgtidy-$pkgver"
+    go test ./...
+}
+
+package() {
+    cd "pgtidy-$pkgver"
+    install -Dm755 "pgtidy" "$pkgdir/usr/bin/pgtidy"
+    install -Dm644 "LICENSE" "$pkgdir/usr/share/licenses/$pkgname/LICENSE"
+}