Work around relocation errors in the m68k cross-compilation builds

Work around relocation errors in the m68k cross-compilation builds

Errors such as this seen:

libssl.a(libssl-lib-ssl_stat.o): in function `SSL_alert_desc_string_long':
ssl_stat.c:(.text+0xab2): relocation truncated to fit: R_68K_GOT16O against `.LC157'
test/libtestutil.a(libtestutil-lib-opt.o): in function `opt_pair':
opt.c:(.text+0x10b2): relocation truncated to fit: R_68K_GOT16O against `.LC53'
test/libtestutil.a(libtestutil-lib-opt.o): in function `opt_string':
opt.c:(.text+0x113c): relocation truncated to fit: R_68K_GOT16O against `.LC53'
libcrypto.a(libcrypto-lib-decoder_lib.o): in function `OSSL_DECODER_CTX_set_construct_data':
decoder_lib.c:(.text+0x5a4): relocation truncated to fit: R_68K_GOT16O against `__func__.2'
libcrypto.a(libcrypto-lib-decoder_pkey.o): in function `ossl_decoder_ctx_setup_for_pkey':
decoder_pkey.c:(.text+0x6c2): relocation truncated to fit: R_68K_GOT16O against `decoder_construct_pkey'
libcrypto.a(libcrypto-lib-tb_dsa.o): in function `ENGINE_register_DSA':
tb_dsa.c:(.text+0x5e): relocation truncated to fit: R_68K_GOT16O against `dummy_nid'
libcrypto.a(libcrypto-lib-tb_dsa.o): in function `ENGINE_set_default_DSA':
tb_dsa.c:(.text+0xc4): relocation truncated to fit: R_68K_GOT16O against `dummy_nid'
libcrypto.a(libcrypto-lib-asymcipher.o): in function `.L18':
asymcipher.c:(.text+0x168): relocation truncated to fit: R_68K_GOT16O against `__func__.0'
asymcipher.c:(.text+0x2e8): relocation truncated to fit: R_68K_GOT16O against `__func__.0'
asymcipher.c:(.text+0x33e): relocation truncated to fit: R_68K_GOT16O against `__func__.0'
libcrypto.a(libcrypto-lib-digest.o): in function `EVP_MD_CTX_ctrl':
digest.c:(.text+0xa52): additional relocation overflows omitted from the output
collect2: error: ld returned 1 exit status

Reviewed-by: Tim Hudson <tjh@openssl.org>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
Reviewed-by: Paul Dale <pauli@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/21332)