Fix typo in .size directives for aesni_gcm_encrypt

Bug: b:296302767
Change-Id: I247c02b6b8fbab38f254c9d74576d0b103d93b4a
Reviewed-on: https://boringssl-review.googlesource.com/c/boringssl/+/62425
Reviewed-by: Adam Langley <agl@google.com>
Auto-Submit: David Benjamin <davidben@google.com>
Commit-Queue: David Benjamin <davidben@google.com>

crypto/fipsmodule/modes/asm/aesni-gcm-x86_64.pl

diff --git a/crypto/fipsmodule/modes/asm/aesni-gcm-x86_64.pl b/crypto/fipsmodule/modes/asm/aesni-gcm-x86_64.pl
index 2530213..82e46d4 100644
--- a/crypto/fipsmodule/modes/asm/aesni-gcm-x86_64.pl
+++ b/crypto/fipsmodule/modes/asm/aesni-gcm-x86_64.pl
@@ -1064,7 +1064,7 @@
 	ret
 .seh_endproc
 .cfi_endproc
-.size	aesni_gcm_decrypt,.-aesni_gcm_decrypt
+.size	aesni_gcm_encrypt,.-aesni_gcm_encrypt
 ___
 
 $code.=<<___;