doc: Update release notes for 0.17.0.1

doc/release-notes.md

@@ -4,7 +4,6 @@
 Bitcoin Core version 0.19.1 is now available from:
 
   <https://bitcoincore.org/bin/bitcoin-core-0.19.1/>
-
 This minor release includes various bug fixes and performance
 improvements, as well as updated translations.
 
@@ -16,28 +15,13 @@ To receive security and update notifications, please subscribe to:
 
   <https://bitcoincore.org/en/list/announcements/join/>
 
-How to Upgrade
-==============
-
-If you are running an older version, shut it down. Wait until it has completely
-shut down (which might take a few minutes for older versions), then run the
-installer (on Windows) or just copy over `/Applications/Bitcoin-Qt` (on Mac)
-or `bitcoind`/`bitcoin-qt` (on Linux).
-
 Upgrading directly from a version of Bitcoin Core that has reached its EOL is
 possible, but it might take some time if the datadir needs to be migrated. Old
 wallet versions of Bitcoin Core are generally supported.
-
-Compatibility
-==============
-
 Bitcoin Core is supported and extensively tested on operating systems using
 the Linux kernel, macOS 10.10+, and Windows 7 and newer. It is not recommended
 to use Bitcoin Core on unsupported systems.
-
-Bitcoin Core should also work on most other Unix-like systems but is not
 as frequently tested on them.
-
 From Bitcoin Core 0.17.0 onwards, macOS versions earlier than 10.10 are no
 longer supported, as Bitcoin Core is now built using Qt 5.9.x which requires
 macOS 10.10+. Additionally, Bitcoin Core does not yet change appearance when
@@ -45,9 +29,8 @@ macOS "dark mode" is activated.
 
 In addition to previously supported CPU platforms, this release's pre-compiled
 distribution provides binaries for the RISC-V platform.
-
 0.19.1 change log
-=================
+There are no significant changes for other operating systems.
 
 - #17643 Fix origfee return for bumpfee with feerate arg (instagibbs)
 - #16963 Fix `unique_ptr` usage in boost::signals2 (promag)