chore(deps): update starlette requirement (#9)

Updates the requirements on [starlette](https://github.com/Kludex/starlette) to permit the latest version.
- [Release notes](https://github.com/Kludex/starlette/releases)
- [Changelog](https://github.com/Kludex/starlette/blob/main/docs/release-notes.md)
- [Commits](Kludex/starlette@0.37.0...1.2.1)

---
updated-dependencies:
- dependency-name: starlette
  dependency-version: 1.2.1
  dependency-type: direct:production
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

pyproject.toml

@@ -29,7 +29,7 @@ dependencies = [
     "pynacl>=1.5",
     "psutil>=5.9",
     "pyyaml>=6.0",
-    "starlette>=0.37,<1.0",
+    "starlette>=0.37,<2.0",
     "uvicorn>=0.30,<1.0",
     # Required for correct .null PDA derivation (find_program_address) and x402 signing;
     # the hand-rolled PDA fallback is unreliable, so this is a hard dependency, not optional.

requirements-runtime.txt

@@ -5,7 +5,7 @@ pynacl>=1.5
 psutil>=5.9
 pyyaml>=6.0
 requests>=2.28
-starlette>=0.37,<1.0
+starlette>=0.37,<2.0
 uvicorn>=0.30,<1.0
 openai>=1.0
 anthropic>=0.18

requirements.txt

@@ -7,7 +7,7 @@ pyyaml>=6.0
 
 # HTTP / Networking
 requests>=2.28
-starlette>=0.37,<1.0
+starlette>=0.37,<2.0
 uvicorn>=0.30,<1.0
 
 # Solana x402 settlement (live devnet/mainnet pay path; the default offline mode needs none of this)