CI: removes codespell

.codespellrc

@@ -1,5 +0,0 @@
-[codespell]
-check-filenames =
-builtin = clear,rare,usage,informal
-skip = */.git,*/cmake-build-*,*/.idea,*/completions,*/presets,*/screenshots,*/tests,*/3rdparty,*/logo/ascii,./src/detection/gpu/asahi_drm.h,./src/detection/cpu/cpu_x86.c,./src/detection/gpu/gpu_bsddrm.c,./src/detection/displayserver/linux/wayland/*-protocol.*,./build,./build-*,./build_*,./src/common/impl/genconfig.c
-ignore-words-list = iterm,compiletime,unknwn,pengwin,siduction,master,slave,sur,doas,conexant,ags,bu,renderD,SME,Carmel,kinda,symbole,connexion,comando,processus,lokale,adres,titel,som,environnement,Sistem,Lokal,Lokal,Sistem,Paket,Hava,statics,IIterator,whitelist

.github/workflows/build-spellcheck.yml

@@ -1,24 +0,0 @@
-name: Reusable Spellcheck
-
-on:
-  workflow_call:
-
-permissions:
-  contents: read
-
-jobs:
-  spellcheck:
-    runs-on: ubuntu-latest
-
-    steps:
-      - name: checkout repository
-        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
-
-      - name: Install codespell
-        shell: bash
-        run: |
-          pip3 install codespell
-          codespell --version
-
-      - name: Run Spellchecker
-        run: codespell

.github/workflows/ci.yml

@@ -5,13 +5,7 @@ on:
   - pull_request
 
 jobs:
-  spellcheck:
-    permissions:
-      contents: read
-    uses: ./.github/workflows/build-spellcheck.yml
-
   no-features-test:
-    needs: spellcheck
     name: No-features-test
     permissions:
       contents: read

CONTRIBUTING.md

@@ -587,10 +587,6 @@ clang-format -i src/modules/foo/*.c src/modules/foo/*.h
 | Module options | `FF<Name>Options` | `FFCPUOptions` |
 | Detection results | `FF<Name>Result` | `FFCPUResult` |
 
-### Spelling
-
-CI runs codespell (`.codespellrc`). Known false positives are listed in `ignore-words-list` (`iterm`, `compiletime`, and various non-English distro words). Add new words there rather than changing the code.
-
 ### Compiler warnings
 
 The build enables `-Wall -Wextra -Wconversion` plus several `-Werror`s:
@@ -707,7 +703,6 @@ Coverage focuses on the core data structures and the formatting engine in `commo
 
 ```sh
 clang-format -i <changed files>                  # format
-codespell                                        # spelling
 cmake -B build -DBUILD_TESTS=On && cmake --build build -j
 cd build && ctest --output-on-failure            # tests
 ./build/fastfetch --format json                  # verify JSON output is well-formed