Fix quotes for old python compatibility

pyproject.toml

@@ -35,7 +35,7 @@ name = "fpga-sim"  # REQUIRED, is the only field that cannot be marked as dynami
 # https://packaging.python.org/guides/single-sourcing-package-version/
 
 # dynamic = ["version"]
-version = "0.2.0"  # REQUIRED, although can be dynamic
+version = "0.2.1"  # REQUIRED, although can be dynamic
 
 # This is a one-line description or tagline of what your project does. This
 # corresponds to the "Summary" metadata field:

src/fpga_sim/fpga_sim.py

@@ -97,12 +97,12 @@ def fpga_sim_main():
         runner.build(
             verilog_sources=sources,
             hdl_toplevel=test["toplevel"],
-            build_dir=f"{test["base_path"]}/sim_build",
+            build_dir=f"{test['base_path']}/sim_build",
             waves=test["waves"],
             defines=defines
         )
 
-        result_xml = f"../sim_build/{test["name"]}_results.xml".replace(" ", "_")
+        result_xml = f"../sim_build/{test['name']}_results.xml".replace(" ", "_")
 
         sys.path.append(test["base_path"])