r.in.gdal/r.external: add basic support for GDALs GDT_Int8 (#4256) #6902

	---
	name: ClangFormat Check
	on:
	push:
	branches:
	- main
	- releasebranch_*
	pull_request:
	workflow_dispatch:
	concurrency:
	group: ${{ github.workflow }}-${{ github.ref }}
	cancel-in-progress: ${{ github.ref_protected != true }}
	permissions: {}
	jobs:
	formatting-check:
	name: Formatting Check
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
	with:
	persist-credentials: false
	- uses: DoozyX/clang-format-lint-action@c71d0bf4e21876ebec3e5647491186f8797fde31 # v0.18.2
	with:
	source: "."
	clangFormatVersion: 15
	inplace: True
	- name: Create and uploads code suggestions to apply
	id: diff
	uses: ./.github/actions/create-upload-suggestions
	with:
	tool-name: clang-format
	# To keep repo's file structure in formatted changes artifact
	extra-upload-changes: .clang-format

Provide feedback