Fix binding.gyp syntax
diff --git a/binding.gyp b/binding.gyp
index d9461db..479403e 100644
--- a/binding.gyp
+++ b/binding.gyp
@@ -54,7 +54,7 @@
           'GRPC_UV'
         ]
       }],
-      ['OS!="win" && runtime=="electron"', {
+      ['OS!="win" and runtime=="electron"', {
         "defines": [
           'OPENSSL_NO_THREADS'
         ]
diff --git a/templates/binding.gyp.template b/templates/binding.gyp.template
index b058547..851effc 100644
--- a/templates/binding.gyp.template
+++ b/templates/binding.gyp.template
@@ -56,7 +56,7 @@
             'GRPC_UV'
           ]
         }],
-        ['OS!="win" && runtime=="electron"', {
+        ['OS!="win" and runtime=="electron"', {
           "defines": [
             'OPENSSL_NO_THREADS'
           ]