Update to Buildroot 2024.02

.editorconfig

@@ -0,0 +1,40 @@
+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+indent_style = space
+indent_size = 4
+tab_width = 8
+trim_trailing_whitespace = true
+insert_final_newline = true
+
+[DEVELOPERS]
+indent_style = tab
+indent_size = tab
+
+[Config*.in*]
+indent_style = tab
+indent_size = tab
+
+[linux/Config.ext.in]
+indent_style = tab
+indent_size = tab
+
+[Makefile*]
+indent_style = tab
+indent_size = tab
+
+[*.mk]
+indent_style = tab
+indent_size = tab
+
+[*.patch]
+trim_trailing_whitespace = false
+
+[S{0..9}{0..9}*]
+indent_style = tab
+indent_size = tab
+
+[*.adoc]
+trim_trailing_whitespace = false

.flake8

@@ -2,4 +2,4 @@
 exclude=
     # copied from the kernel sources
     utils/diffconfig
-max-line-length=80
+max-line-length=132

.github/pull_request_template.md

@@ -0,0 +1,6 @@
+Please do not submit a Pull Request via GitHub. Buildroot makes use of a
+[mailing list](http://lists.buildroot.org/mailman/listinfo/buildroot) for patch submission and review.
+See [submitting your own patches](http://buildroot.org/manual.html#submitting-patches) for more info.
+
+Thanks for your help!
+

.gitlab-ci.yml

@@ -1,7 +1,7 @@
 # Configuration for Gitlab-CI.
 # Builds appear on https://gitlab.com/buildroot.org/buildroot/pipelines
 
-image: buildroot/base:20200814.2228
+image: $CI_REGISTRY/buildroot.org/buildroot/base:20230207.1123
 
 stages:
   - generate-gitlab-ci
@@ -10,9 +10,17 @@ stages:
 generate-gitlab-ci-yml:
   stage: generate-gitlab-ci
   script: ./support/scripts/generate-gitlab-ci-yml support/misc/gitlab-ci.yml.in > generated-gitlab-ci.yml
+  retry:
+    max: 2
+    when:
+      - runner_system_failure
+      - stuck_or_timeout_failure
   artifacts:
+    when: always
     paths:
       - generated-gitlab-ci.yml
+      - br-test-pkg/*/.config
+      - br-test-pkg/*/missing.config
 
 buildroot-pipeline:
   stage: build
@@ -21,3 +29,5 @@ buildroot-pipeline:
       - artifact: generated-gitlab-ci.yml
         job: generate-gitlab-ci-yml
     strategy: depend
+  variables:
+    PARENT_PIPELINE_ID: $CI_PIPELINE_ID