Fix Windows CI.

It seems to be caused by nextest-rs/nextest#1493, with this comment
as a fix:
nextest-rs/nextest#1493 (comment)

Author: bogdan2412

.github/workflows/gen_windows.yml

@@ -23,6 +23,7 @@ jobs:
       CARGO_INCREMENTAL: "0"
       SCCACHE_GHA_ENABLED: "true"
       RUSTC_WRAPPER: "sccache"
+      RUSTUP_WINDOWS_PATH_ADD_BIN: "1"
 
     steps:
       - name: "checkout repo"

.github/workflows/gen_windows_continuous.yml

@@ -26,6 +26,7 @@ jobs:
       CARGO_INCREMENTAL: "0"
       SCCACHE_GHA_ENABLED: "true"
       RUSTC_WRAPPER: "sccache"
+      RUSTUP_WINDOWS_PATH_ADD_BIN: "1"
 
     steps:
       - name: "checkout repo"

.github/workflows/gen_windows_tag.yml

@@ -13,6 +13,7 @@ jobs:
       CARGO_INCREMENTAL: "0"
       SCCACHE_GHA_ENABLED: "true"
       RUSTC_WRAPPER: "sccache"
+      RUSTUP_WINDOWS_PATH_ADD_BIN: "1"
 
     steps:
       - name: "checkout repo"

ci/generate-workflows.py

@@ -832,6 +832,8 @@ def global_env(self):
             self.env["MACOSX_DEPLOYMENT_TARGET"] = "10.9"
         if "alpine" in self.name:
             self.env["RUSTFLAGS"] = "-C target-feature=-crt-static"
+        if "win" in self.name:
+            self.env["RUSTUP_WINDOWS_PATH_ADD_BIN"] = "1"
         return
 
     def prep_environment(self, cache=True):