🔧 chore(conan): rename profiles without version

- Rename `linux-x86_64-clang-20` to `linux-x86_64-clang`.
- Rename `windows-x86_64-clang-20-cross` to `windows-x86_64-clang-cross`.
- Remove unused `windows-x86_64-clang-17-cross` profile.

lsp-server/conan/profiles/linux-x86_64-clang-20

@@ -1,14 +0,0 @@
-[settings]
-os=Linux
-arch=x86_64
-compiler=clang
-compiler.version=20
-compiler.libcxx=libc++
-compiler.cppstd=23
-build_type=Release
-
-[conf]
-tools.build:compiler_executables={"c": "/usr/bin/clang", "cpp": "/usr/bin/clang++"}
-tools.cmake.cmaketoolchain:generator=Ninja
-tools.cmake.cmake_layout:build_folder=.
-tools.cmake.cmake_layout:build_folder_vars=[]

lsp-server/conan/profiles/windows-x86_64-clang-20-cross

@@ -1,24 +0,0 @@
-# Windows cross (Clang) from Linux host
-
-[settings]
-os=Windows
-arch=x86_64
-compiler=clang
-compiler.version=20
-compiler.runtime=static
-compiler.libcxx=libc++
-compiler.cppstd=23
-build_type=Release
-
-[conf]
-tools.build:compiler_executables={"c": "/opt/llvm-mingw/llvm-mingw-ucrt/bin/x86_64-w64-mingw32-clang", "cpp": "/opt/llvm-mingw/llvm-mingw-ucrt/bin/x86_64-w64-mingw32-clang++"}
-tools.gnu:host_triplet=x86_64-w64-mingw32
-tools.cmake.cmaketoolchain:generator=Ninja
-tools.cmake.cmaketoolchain:system_name=Windows
-tools.cmake.cmaketoolchain:system_processor=x86_64
-tools.cmake.cmaketoolchain:system_version=11
-tools.cmake.cmake_layout:build_folder=.
-tools.cmake.cmake_layout:build_folder_vars=[]
-
-[buildenv]
-RC=x86_64-w64-mingw32-windres