move formats/openai.rs into goose-providers crate, along with several dependencies (#9633)

Cargo.lock

@@ -4706,6 +4706,7 @@ dependencies = [
  "futures",
  "goose",
  "goose-mcp",
+ "goose-providers",
  "indicatif",
  "open",
  "rand 0.8.6",
@@ -4769,15 +4770,21 @@ name = "goose-providers"
 version = "1.37.0"
 dependencies = [
  "anyhow",
+ "async-stream",
  "base64 0.22.1",
  "chrono",
+ "futures",
  "once_cell",
  "regex",
+ "reqwest 0.13.4",
  "rmcp",
  "serde",
  "serde_json",
+ "tempfile",
  "test-case",
  "thiserror 1.0.69",
+ "tokio",
+ "tokio-stream",
  "tracing",
  "unicode-normalization",
  "utoipa 4.2.3",
@@ -4825,6 +4832,7 @@ dependencies = [
  "futures",
  "goose",
  "goose-mcp",
+ "goose-providers",
  "hex",
  "http 1.4.1",
  "openssl",