Bug 1383394 - Unset LLVM_CONFIG when disabling stylo for OSX builds; rs?bustage-fix

MozReview-Commit-ID: 8rJIvOwgdZP

--HG--
extra : rebase_source : a945c55b2fc52be2f4a8f9e3f9c60000cf294f35

mail/config/mozconfigs/macosx64/debug

@@ -30,3 +30,5 @@ ac_add_options RUSTFLAGS='-C debuginfo=1'
 # Disable stylo.
 # https://bugzilla.mozilla.org/show_bug.cgi?id=1380171
 ac_add_options --disable-stylo
+
+unset LLVM_CONFIG

mail/config/mozconfigs/macosx64/l10n-mozconfig

@@ -24,3 +24,5 @@ ac_add_options RUSTFLAGS='-C debuginfo=1'
 # Disable stylo.
 # https://bugzilla.mozilla.org/show_bug.cgi?id=1380171
 ac_add_options --disable-stylo
+
+unset LLVM_CONFIG

mail/config/mozconfigs/macosx64/nightly

@@ -43,3 +43,5 @@ ac_add_options RUSTFLAGS='-C debuginfo=1'
 # Disable stylo.
 # https://bugzilla.mozilla.org/show_bug.cgi?id=1380171
 ac_add_options --disable-stylo
+
+unset LLVM_CONFIG

mail/config/mozconfigs/macosx64/release

@@ -40,3 +40,5 @@ ac_add_options RUSTFLAGS='-C debuginfo=1'
 # Disable stylo.
 # https://bugzilla.mozilla.org/show_bug.cgi?id=1380171
 ac_add_options --disable-stylo
+
+unset LLVM_CONFIG