gifn-apply: tox.ini: only one Ruff environment, pinned version

Drop the "relaxed" Ruff environment, only use the pedantic one with
a pinned Ruff version so we have some control over the Ruff diagnostics.
The Ruff development is still somewhat in flux, even with Ruff 0.1.x's
preview mode.

Change-Id: Id4f00c7898abb4a58d88b2cd8a384c78ee82a5ec
diff --git a/tools/git-if-needed/python/config/ruff-most/pyproject.toml b/tools/git-if-needed/python/config/ruff-most/pyproject.toml
deleted file mode 100644
index 26587b8..0000000
--- a/tools/git-if-needed/python/config/ruff-most/pyproject.toml
+++ /dev/null
@@ -1,54 +0,0 @@
-# SPDX-FileCopyrightText: StorPool <support@storpool.com>
-# SPDX-License-Identifier: BSD-2-Clause
-
-[tool.ruff]
-extend = "../ruff-base/pyproject.toml"
-# The list of linters from Ruff 0.0.253
-select = [
-  "A",
-  "ANN",
-  "ARG",
-  "B",
-  "BLE",
-  "C4",
-  "C90",
-  "COM",
-  "D",
-  "DJ",
-  "DTZ",
-  "E",
-  "EM",
-  "ERA",
-  "EXE",
-  "F",
-  "FBT",
-  "G",
-  "I",
-  "ICN",
-  "INP",
-  "ISC",
-  "N",
-  "NPY",
-  "PD",
-  "PGH",
-  "PIE",
-  "PL",
-  "PT",
-  "PTH",
-  "PYI",
-  "Q",
-  "RET",
-  "RSE",
-  "RUF",
-  "S",
-  "SIM",
-  "SLF",
-  "T10",
-  "T20",
-  "TCH",
-  "TID",
-  "TRY",
-  "UP",
-  "W",
-  "YTT",
-]
diff --git a/tools/git-if-needed/tox.ini b/tools/git-if-needed/tox.ini
index fac9bfb..ad40b73 100644
--- a/tools/git-if-needed/tox.ini
+++ b/tools/git-if-needed/tox.ini
@@ -71,15 +71,6 @@
 tags =
   check
 deps =
-  ruff >= 0.0.253, < 0.1
-commands =
-  ruff check --config python/config/ruff-most/pyproject.toml -- {[defs]pyfiles}
-
-[testenv:ruff-all]
-skip_install = True
-tags =
-  check
-deps =
   ruff == 0.0.253
 commands =
   ruff check --config python/config/ruff-all/pyproject.toml -- {[defs]pyfiles}