tools: Bump gitpython to version 3.1.47

Bump gitpython to version 3.1.47

Signed-off-by: Jan Gałda <jan.galda@nordicsemi.no>

Author: jangalda-nsc

scripts/pip-audit-whitelist.yml

@@ -1,9 +1,6 @@
 py:
   - PYSEC-2022-42969
   - GHSA-wj6h-64fc-37mp
-  - GHSA-4xh5-x5gv-qwph
-  - GHSA-f83h-ghpp-7wcc
   - CVE-2025-69277
   - CVE-2026-0994
-  - CVE-2026-4539
-  - CVE-2026-34591
+  - CVE-2026-3219

scripts/requirements-fixed.txt

@@ -53,7 +53,7 @@ future==1.0.0 ; python_version >= "3.12" and python_version < "4.0"
 gcovr==8.6 ; python_version >= "3.12" and python_version < "4.0"
 gitdb==4.0.12 ; python_version >= "3.12" and python_version < "4.0"
 gitlint-core==0.19.1 ; python_version >= "3.12" and python_version < "4.0"
-gitpython==3.1.46 ; python_version >= "3.12" and python_version < "4.0"
+gitpython==3.1.47 ; python_version >= "3.12" and python_version < "4.0"
 graphviz==0.21 ; python_version >= "3.12" and python_version < "4.0"
 grpcio-tools==1.76.0 ; python_version >= "3.12" and python_version < "4.0"
 grpcio==1.76.0 ; python_version >= "3.12" and python_version < "4.0"