envrc: .venv/bin ahead of bazel_env/bin in PATH

Otherwise the bazel wrappers take over. This is most apparent when using
editor integration for .envrc together with pylsp; the LSP will pass
arguments to the wrapper scripts that they don't expect and will end up
failing to run e.g. mypy.

Change-Id: I4e93e2ab4cc1b605affbf98689811ce2d97ea64c

Author: relrod

.envrc

@@ -10,10 +10,12 @@ layout_cmk_uv() {
     export VIRTUAL_ENV
 }
 
-layout cmk_uv
-
 watch_file bazel-out/bazel_env-opt/bin/bazel/tools/bazel_env/bin
 PATH_add bazel-out/bazel_env-opt/bin/bazel/tools/bazel_env/bin
 if [[ ! -d bazel-out/bazel_env-opt/bin/bazel/tools/bazel_env/bin ]]; then
   bazel run //bazel/tools:bazel_env 3>&-
 fi
+
+# Last because PATH_add *prepends* and we want the .venv bins *first*
+# for things like pylsp to be happy when an editor applies envrc
+layout cmk_uv