Remove more stale patches from community/

community/abcde/fix-mp3-tagging.patch

community/abcde/less.patch

...ity/albatross-themes/commits-to-010514-since-v1.7.3.patch

community/backuppc/remove-deprecated-perl-defined-at.patch

community/biber/fix-sortinithash-unicode-collate.patch

community/bitcoin/skip-fs-test-utf8.patch

community/elixir/fix-release-pid-rpc-tests.patch

...001-i386-Move-struct-ix86_frame-to-machine_function.patch

...386-Use-reference-of-struct-ix86_frame-to-avoid-cop.patch

...386-Use-const-reference-of-struct-ix86_frame-to-avo.patch

community/gcc6/0004-x86-Add-mindirect-branch.patch

community/gcc6/0005-x86-Add-mfunction-return.patch

community/gcc6/0006-x86-Add-mindirect-branch-register.patch

...unity/gcc6/0007-x86-Add-V-register-operand-modifier.patch

...86-Disallow-mindirect-branch-mfunction-return-with-.patch

...009-Use-INVALID_REGNUM-in-indirect-thunk-processing.patch

...i386-Pass-INVALID_REGNUM-as-invalid-register-number.patch

...11-i386-Update-mfunction-return-for-return-with-pop.patch

.../gcc6/0012-i386-Add-TARGET_INDIRECT_BRANCH_REGISTER.patch

...i386-Don-t-generate-alias-for-function-return-thunk.patch