Fix misformated tables in style guide

Disable auto-formatting for markdown as it doesn't respect tables.

Bug: chromium:510238003
Change-Id: Id25df04af404a77b8443a867450faf82880ef5ae
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/470201
Commit-Queue: Danil Chapovalov <danilchap@webrtc.org>
Reviewed-by: Harald Alvestrand <hta@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#47632}

.style.mdformat

diff --git a/.style.mdformat b/.style.mdformat
deleted file mode 100644
index e69de29..0000000
--- a/.style.mdformat
+++ /dev/null

g3doc/style-guide.md

diff --git a/g3doc/style-guide.md b/g3doc/style-guide.md
index 51a4aea..f387976 100644
--- a/g3doc/style-guide.md
+++ b/g3doc/style-guide.md
@@ -127,10 +127,10 @@
 For example,
 
 | instead of | use |
-|-------------------------------------|----------------------| |
-`const std::vector<T>&` | `std::span<const T>` | |
-`const T* ptr, size_t num_elements` | `std::span<const T>` | |
-`T* ptr, size_t num_elements` | `std::span<T>` |
+|-------------------------------------|----------------------|
+| `const std::vector<T>&` | `std::span<const T>` |
+| `const T* ptr, size_t num_elements` | `std::span<const T>` |
+| `T* ptr, size_t num_elements` | `std::span<T>` |
 
 See the [cpp reference][span] for more detailed docs.
 
@@ -268,11 +268,10 @@
 
 | instead of | use |
 |------------------|-----------------------------------------------------------------------------------------|
-| `executable` | `rtc_executable` | | `shared_library` | `rtc_shared_library` |
-| `source_set` | `rtc_source_set` (only for header only libraries, for
-everything else use `rtc_library`)| | `static_library` | `rtc_static_library`
-(use `rtc_library` unless you really need `rtc_static_library`) | | `test` |
-`rtc_test` |
+| `executable` | `rtc_executable` `shared_library` | `rtc_shared_library` |
+| `source_set` | `rtc_source_set` (only for header only libraries, for everything else use `rtc_library`) |
+| `static_library` | `rtc_static_library` (use `rtc_library` unless you really need `rtc_static_library`) |
+| `test` | `rtc_test` |
 
 ### Target visibility and the native API