Remove last traces of HPPA support

Applying: Standardize macros for detecting architectures.
Using index info to reconstruct a base tree...
M	contrib/pgcrypto/crypt-blowfish.c
M	src/include/c.h
M	src/include/port/atomics.h
M	src/include/port/atomics/arch-x86.h
M	src/include/port/pg_bitutils.h
M	src/include/port/simd.h
M	src/include/storage/s_lock.h
M	src/port/pg_crc32c_sse42.c
Falling back to patching base and 3-way merge...
Auto-merging src/port/pg_crc32c_sse42.c
Auto-merging src/include/storage/s_lock.h
CONFLICT (content): Merge conflict in src/include/storage/s_lock.h
Auto-merging src/include/port/simd.h
CONFLICT (content): Merge conflict in src/include/port/simd.h
Auto-merging src/include/port/pg_bitutils.h
CONFLICT (content): Merge conflict in src/include/port/pg_bitutils.h
Auto-merging src/include/port/atomics/arch-x86.h
CONFLICT (content): Merge conflict in src/include/port/atomics/arch-x86.h
Auto-merging src/include/port/atomics.h
CONFLICT (content): Merge conflict in src/include/port/atomics.h
Auto-merging src/include/c.h
Auto-merging contrib/pgcrypto/crypt-blowfish.c
Patch failed at 0001 Standardize macros for detecting architectures.

error: Failed to merge in the changes.
hint: Use 'git am --show-current-patch=diff' to see the failed patch
hint: When you have resolved this problem, run "git am --continue".
hint: If you prefer to skip this patch, run "git am --skip" instead.
hint: To restore the original branch and stop patching, run "git am --abort".
hint: Disable this message with "git config advice.mergeConflict false"