docs:remove LOGO.

README-zh.md

@@ -1,4 +1,4 @@
-<img src="https://github.com/Tencent/spring-cloud-tencent/raw/2021.0/doc/logo/rectangle-white.png" width="60%" height="60%"  alt="Spring-Cloud-Tencent-Logo"/>
+# Spring Cloud Tencent
 
 [![Wiki](https://badgen.net/badge/icon/wiki?icon=wiki&label)](https://github.com/Tencent/spring-cloud-tencent/wiki)
 [![Maven Central](https://img.shields.io/maven-central/v/com.tencent.cloud/spring-cloud-tencent?label=Maven%20Central)](https://search.maven.org/search?q=g:com.tencent.cloud%20AND%20a:spring-cloud-tencent)

README.md

@@ -1,4 +1,4 @@
-<img src="https://github.com/Tencent/spring-cloud-tencent/raw/2021.0/doc/logo/rectangle-white.png" width="60%" height="60%"  alt="Spring-Cloud-Tencent-Logo"/>
+# Spring Cloud Tencent
 
 [![Wiki](https://badgen.net/badge/icon/wiki?icon=wiki&label)](https://github.com/Tencent/spring-cloud-tencent/wiki)
 [![Maven Central](https://img.shields.io/maven-central/v/com.tencent.cloud/spring-cloud-tencent?label=Maven%20Central)](https://search.maven.org/search?q=g:com.tencent.cloud%20AND%20a:spring-cloud-tencent)

doc/logo/rectangle-transparent.svg

@@ -1,15 +0,0 @@
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-    <title>长款的 svg格式透明</title>
-    <g id="长款的-svg格式透明" stroke="none" stroke-width="1" fill="none" fill-rule="evenodd">
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-        <text id="Spring-Cloud-Tencent" font-family="TencentSansW7, TencentSans" font-size="34" font-weight="bold" letter-spacing="-0.50303" fill="#000000">
-            <tspan x="83.8428418" y="49.8255109">Spring Cloud Tencent</tspan>
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doc/logo/rectangle-white.svg

@@ -1,16 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<svg width="424px" height="82px" viewBox="0 0 424 82" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
-    <title>长款的 svg 格式的白底</title>
-    <g id="长款的-svg-格式的白底" stroke="none" stroke-width="1" fill="none" fill-rule="evenodd">
-        <rect id="矩形" fill="#FFFFFF" x="0" y="0" width="424" height="82"></rect>
-        <rect id="矩形" fill="#FFFFFF" x="6" y="8" width="412" height="66"></rect>
-        <text id="Spring-Cloud-Tencent" font-family="TencentSansW7, TencentSans" font-size="34" font-weight="bold" letter-spacing="-0.50303" fill="#000000">
-            <tspan x="83.8428418" y="49.8255109">Spring Cloud Tencent</tspan>
-        </text>
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