Fix ASV with virtualenv (pandas-dev#58199)

Author: WillAyd

asv_bench/asv.conf.json

@@ -41,6 +41,7 @@
     // pip (with all the conda available packages installed first,
     // followed by the pip installed packages).
     "matrix": {
+        "pip+build": [],
         "Cython": ["3.0"],
         "matplotlib": [],
         "sqlalchemy": [],