chore: update request scheme from `http` to `https` (#456)

* chore: update request scheme from `http` to `https`
diff --git a/all-in-one/apisix/config.yaml b/all-in-one/apisix/config.yaml
index 55caf92..8cfee86 100644
--- a/all-in-one/apisix/config.yaml
+++ b/all-in-one/apisix/config.yaml
@@ -21,7 +21,7 @@
 
 deployment:
   admin:
-    allow_admin:               # http://nginx.org/en/docs/http/ngx_http_access_module.html#allow
+    allow_admin:               # https://nginx.org/en/docs/http/ngx_http_access_module.html#allow
       - 0.0.0.0/0              # We need to restrict ip access rules for security. 0.0.0.0/0 is for test.
 
   admin_key:
diff --git a/compose/apisix_conf/master/config.yaml b/compose/apisix_conf/master/config.yaml
index 7ddb27d..ce36035 100644
--- a/compose/apisix_conf/master/config.yaml
+++ b/compose/apisix_conf/master/config.yaml
@@ -21,7 +21,7 @@
 
 deployment:
   admin:
-    allow_admin:               # http://nginx.org/en/docs/http/ngx_http_access_module.html#allow
+    allow_admin:               # https://nginx.org/en/docs/http/ngx_http_access_module.html#allow
       - 0.0.0.0/0              # We need to restrict ip access rules for security. 0.0.0.0/0 is for test.
 
     admin_key:
diff --git a/compose/apisix_conf/release/config.yaml b/compose/apisix_conf/release/config.yaml
index 7ddb27d..ce36035 100644
--- a/compose/apisix_conf/release/config.yaml
+++ b/compose/apisix_conf/release/config.yaml
@@ -21,7 +21,7 @@
 
 deployment:
   admin:
-    allow_admin:               # http://nginx.org/en/docs/http/ngx_http_access_module.html#allow
+    allow_admin:               # https://nginx.org/en/docs/http/ngx_http_access_module.html#allow
       - 0.0.0.0/0              # We need to restrict ip access rules for security. 0.0.0.0/0 is for test.
 
     admin_key:
diff --git a/debian-dev/Dockerfile b/debian-dev/Dockerfile
index 8bd20a6..59df830 100644
--- a/debian-dev/Dockerfile
+++ b/debian-dev/Dockerfile
@@ -22,7 +22,7 @@
 ENV DEBIAN_FRONTEND noninteractive
 
 RUN set -x \
-    && (test "${ENABLE_PROXY}" != "true" || /bin/sed -i 's,http://deb.debian.org,http://mirrors.aliyun.com,g' /etc/apt/sources.list) \
+    && (test "${ENABLE_PROXY}" != "true" || /bin/sed -i 's,http://deb.debian.org,https://mirrors.aliyun.com,g' /etc/apt/sources.list) \
     && apt-get -y update --fix-missing \
     && apt-get install -y curl \
         gawk \
diff --git a/debian/Dockerfile b/debian/Dockerfile
index 3957781..922bd32 100644
--- a/debian/Dockerfile
+++ b/debian/Dockerfile
@@ -27,14 +27,14 @@
     wget -O - https://openresty.org/package/pubkey.gpg | apt-key add -; \
     case "${arch}" in \
       amd64) \
-        echo "deb http://openresty.org/package/debian $codename openresty" | tee /etc/apt/sources.list.d/openresty.list \
-        && wget -O - http://repos.apiseven.com/pubkey.gpg | apt-key add - \
-        && echo "deb http://repos.apiseven.com/packages/debian $codename main" | tee /etc/apt/sources.list.d/apisix.list \
+        echo "deb https://openresty.org/package/debian $codename openresty" | tee /etc/apt/sources.list.d/openresty.list \
+        && wget -O - https://repos.apiseven.com/pubkey.gpg | apt-key add - \
+        && echo "deb https://repos.apiseven.com/packages/debian $codename main" | tee /etc/apt/sources.list.d/apisix.list \
         ;; \
       arm64) \
-        echo "deb http://openresty.org/package/arm64/debian $codename openresty" | tee /etc/apt/sources.list.d/openresty.list \
-        && wget -O - http://repos.apiseven.com/pubkey.gpg | apt-key add - \
-        && echo "deb http://repos.apiseven.com/packages/arm64/debian $codename main" | tee /etc/apt/sources.list.d/apisix.list \
+        echo "deb https://openresty.org/package/arm64/debian $codename openresty" | tee /etc/apt/sources.list.d/openresty.list \
+        && wget -O - https://repos.apiseven.com/pubkey.gpg | apt-key add - \
+        && echo "deb https://repos.apiseven.com/packages/arm64/debian $codename main" | tee /etc/apt/sources.list.d/apisix.list \
         ;; \
     esac; \
     apt update \
diff --git a/example/apisix_conf/config.yaml b/example/apisix_conf/config.yaml
index cf4095f..8012137 100644
--- a/example/apisix_conf/config.yaml
+++ b/example/apisix_conf/config.yaml
@@ -26,7 +26,7 @@
 
 deployment:
   admin:
-    allow_admin:               # http://nginx.org/en/docs/http/ngx_http_access_module.html#allow
+    allow_admin:               # https://nginx.org/en/docs/http/ngx_http_access_module.html#allow
       - 0.0.0.0/0              # We need to restrict ip access rules for security. 0.0.0.0/0 is for test.
 
     admin_key: