fix: avoid using trailing comments as gitignore doesn't support them

Co-authored-by: Copilot <copilot@github.com>

HIP.gitignore

@@ -5,46 +5,81 @@
 #   Official AMD ROCm HIP .gitignore: https://github.com/ROCm/hip/blob/amd-staging/.gitignore
 
 # 1. Build directories and files
-/build/                          # common build directory
-/CMakeFiles/                     # CMake internal files
-/CMakeCache.txt                  # CMake cache file
-/Makefile                        # autogenerated Makefile
-/cmake_install.cmake             # install script
-/install_manifest.txt            # install manifest list
-*.ninja-dep                      # Ninja dependency files
-*.ninja_log                      # Ninja log files
-meson-logs/                      # Meson log directory
+# common build directory
+/build/
+# CMake internal files
+/CMakeFiles/
+# CMake cache file
+/CMakeCache.txt
+# autogenerated Makefile
+/Makefile
+# install script
+/cmake_install.cmake
+# install manifest list
+/install_manifest.txt
+# Ninja dependency files
+*.ninja-dep
+# Ninja log files
+*.ninja_log
+# Meson log directory
+meson-logs/
 
 # 2. Compilation outputs and intermediates
-*.o                              # object files
-*.obj                            # Windows object files
-*.so                             # shared libraries
-*.a                              # static librarie
-*.d                              # dependency files
-*.gch                            # precompiled headers
-*.ii                             # preprocessed output
-*.ii.cpp                         # C++ preprocessed output
-*.out                            # generic executable outputs
-*.exe                            # Windows executables
+# object files
+*.o
+# Windows object files
+*.obj
+# shared libraries
+*.so
+# static librarie
+*.a
+# dependency files
+*.d
+# precompiled headers
+*.gch
+# preprocessed output
+*.ii
+# C++ preprocessed output
+*.ii.cpp
+# generic executable outputs
+*.out
+# Windows executables
+*.exe
 
 # 3. HIP/ROCm specific binaries and intermediates
-*.hsaco                          # ROCm compiled binary
-*.s                              # assembly output
-*.kernels.cpp                    # autogenerated kernel sources
-*.hip.cpp.*                      # hipcc intermediate outputs
+# ROCm compiled binary
+*.hsaco
+# assembly output
+*.s
+# autogenerated kernel sources
+*.kernels.cpp
+# hipcc intermediate outputs
+*.hip.cpp.*
 
 # 4. Official sample binaries and tutorial outputs
-bin/hipInfo                      # sample binary
-bin/hipBusBandwidth              # sample binary
-bin/hipDispatchLatency           # sample binary
-bin/hipify-clang                 # sample tool
-samples/**/*.out                 # tutorial outputs
-samples/**/*.code                # ISA/code dumps
-samples/**/*.hsaco               # compiled binaries
-samples/**/*.co                  # kernel code outputs
+# sample binary
+bin/hipInfo
+# sample binary
+bin/hipBusBandwidth
+# sample binary
+bin/hipDispatchLatency
+# sample tool
+bin/hipify-clang
+# tutorial outputs
+samples/**/*.out
+# ISA/code dumps
+samples/**/*.code
+# compiled binaries
+samples/**/*.hsaco
+# kernel code outputs
+samples/**/*.co
 
 # 5. Tags, logs and test outputs
-tags                             # ctags index
-*.log                            # log files
-/tests_output/                   # custom test output directory
-/samples_output/                 # custom sample output directory
+# ctags index
+tags
+# log files
+*.log
+# custom test output directory
+/tests_output/
+# custom sample output directory
+/samples_output/