build(deps): bump setuptools from 75.1.0 to 78.1.1 in /tools/base

Bumps [setuptools](https://github.com/pypa/setuptools) from 75.1.0 to 78.1.1.
- [Release notes](https://github.com/pypa/setuptools/releases)
- [Changelog](https://github.com/pypa/setuptools/blob/main/NEWS.rst)
- [Commits](pypa/setuptools@v75.1.0...v78.1.1)

---
updated-dependencies:
- dependency-name: setuptools
  dependency-version: 78.1.1
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

tools/base/requirements.txt

@@ -1755,7 +1755,7 @@ zstandard==0.23.0 \
     # via envoy-base-utils
 
 # The following packages are considered to be unsafe in a requirements file:
-setuptools==78.1.0 \
-    --hash=sha256:18fd474d4a82a5f83dac888df697af65afa82dec7323d09c3e37d1f14288da54 \
-    --hash=sha256:3e386e96793c8702ae83d17b853fb93d3e09ef82ec62722e61da5cd22376dcd8
+setuptools==78.1.1 \
+    --hash=sha256:c3a9c4211ff4c309edb8b8c4f1cbfa7ae324c4ba9f91ff254e3d305b9fd54561 \
+    --hash=sha256:fcc17fd9cd898242f6b4adfaca46137a9edef687f43e6f78469692a5e70d851d
     # via -r requirements.in