[doc](intro) update the introduce (#11364)

.asf.yaml

@@ -16,7 +16,7 @@
 #
 
 github:
-  description: Apache Doris is an MPP-based interactive SQL data warehousing for reporting and analysis.
+  description: Apache Doris is an easy-to-use, high-performance and unified analytical database. It compatible with MySQL protocol, and using standard SQL. It has extremely fast performance in low-latency and high-throughput queries with columnar storage engine, modern MPP architecture, vectorized query engine, pre-aggregated materialized view and data index. It's a highly cohesive system that can support real-time data serving, interactive data analysis, offline data processing and federated quering for datalake scenarios, one for all.
   homepage: https://doris.apache.org/
   labels:
     - data-warehousing

.github/PULL_REQUEST_TEMPLATE.md

@@ -2,7 +2,9 @@
 
 Issue Number: close #xxx
 
-## Problem Summary:
+## Problem summary
+
+Describe your changes.
 
 ## Checklist(Required)
 
@@ -22,7 +24,7 @@ Issue Number: close #xxx
     - [ ] Yes
     - [ ] No
 5. Are there any changes that cannot be rolled back:
-    - [ ] Yes
+    - [ ] Yes (If Yes, please explain WHY)
     - [ ] No
 
 ## Further comments

dist/LICENSE-dist.txt

@@ -1513,7 +1513,7 @@ This projects includes binary packages with the following licenses (BE part):
 The Apache Software License, Version 2.0
     * thrift: 0.13
     * flatbuffers: 2.0.0
-    * brpc: 1.0.0
+    * brpc: 1.1.0
     * rocksdb: 5.14.2
     * arrow: 7.0.0
     * S2: 0.9.0
@@ -1557,7 +1557,7 @@ Other dependencies:
     * vectorscan: 5.4.7 -- license/LICENSE-vectorscan.txt
     * boost: 1.73.0 -- license/LICENSE-boost.txt
     * unixodbc: 2.3.7 -- license/LICENSE-unixodbc.txt
-    * leveldb: 1.20 -- license/LICENSE-leveldb.txt
+    * leveldb: 1.23 -- license/LICENSE-leveldb.txt
     * cyrus-sasl: 2.1.27 -- license/LICENSE-cyrus-sasl.txt
     * librdkafka: 1.8.2 -- license/LICENSE-librdkafka.txt
     * zstd: 1.5.0 -- license/LICENSE-zstd.txt

thirdparty/CHANGELOG.md

@@ -2,6 +2,11 @@
 
 This file contains version of the third-party dependency libraries in the build-env image. The docker build-env image is apache/doris, and the tag is `build-env-${version}`
 
+## v20220718
+
+- Modified: brpc 1.0.0 -> 1.1.0
+- Modified: leveldb 1.20 -> 1.23
+
 ## v20220606
 - Added: vectorscan 5.4.7, and a patch for compilation