set teleirc version

This requires moving ldflags from goflags to the cmdline because of
golang/go#26849

PKGBUILD

@@ -41,9 +41,9 @@ build() {
  export CGO_CFLAGS="${CFLAGS}"
  export CGO_CPPFLAGS="${CPPFLAGS}"
  export CGO_CXXFLAGS="${CXXFLAGS}"
- export GOFLAGS="-buildmode=pie -trimpath -ldflags=-linkmode=external -mod=readonly -modcacherw"
+ export GOFLAGS="-buildmode=pie -trimpath -mod=readonly -modcacherw"
 
- go build -o build/ cmd/$pkgname.go
+ go build -ldflags "-linkmode=external -X main.version=$pkgver-arch" -o build/ cmd/$pkgname.go
 }
 
 check() {