CentOS7/RHEL7: remove unneeded ld option.

Since the addition of dynamic modules in 1.9.11 -Wl,-E is automatically added
where supported, so there is no need to specify it explicitely.
diff --git a/rpm/SPECS/nginx.spec b/rpm/SPECS/nginx.spec
index 7e2d021..507492b 100644
--- a/rpm/SPECS/nginx.spec
+++ b/rpm/SPECS/nginx.spec
@@ -33,7 +33,6 @@
 
 %if 0%{?rhel}  == 7
 %define _group System Environment/Daemons
-%define perlldopts --with-ld-opt="-Wl,-E"
 %define epoch 1
 %define with_http2 1
 Epoch: %{epoch}
@@ -221,7 +220,6 @@
 %build
 ./configure %{COMMON_CONFIGURE_ARGS} \
     --with-cc-opt="%{WITH_CC_OPT}" \
-    %{?perlldopts} \
     --with-debug
 make %{?_smp_mflags}
 %{__mv} %{bdir}/objs/nginx \
@@ -239,8 +237,7 @@
 %{__mv} %{bdir}/objs/ngx_http_js_module.so \
     %{bdir}/objs/ngx_http_js_module-debug.so
 ./configure %{COMMON_CONFIGURE_ARGS} \
-    --with-cc-opt="%{WITH_CC_OPT}" \
-    %{?perlldopts}
+    --with-cc-opt="%{WITH_CC_OPT}"
 make %{?_smp_mflags}
 
 %install