Update version.h, HISTORY.md and add branches to compatibility check (#10846)

Summary: Pull Request resolved: https://github.com/facebook/rocksdb/pull/10846

Reviewed By: ajkr

Differential Revision: D40617997

Pulled By: akankshamahajan15

fbshipit-source-id: 4b2d6e85dbca7e73b930c4165869b693d3e4e137

HISTORY.md

 # Rocksdb Change Log
+## Unreleased
+
 ## 7.8.0 (10/22/2022)
 ### New Features
 * `DeleteRange()` now supports user-defined timestamp.

include/rocksdb/version.h

@@ -12,7 +12,7 @@
 // NOTE: in 'main' development branch, this should be the *next*
 // minor or major version number planned for release.
 #define ROCKSDB_MAJOR 7
-#define ROCKSDB_MINOR 8
+#define ROCKSDB_MINOR 9
 #define ROCKSDB_PATCH 0
 
 // Do not use these. We made the mistake of declaring macros starting with

tools/check_format_compatible.sh

@@ -125,7 +125,7 @@ EOF
 
 # To check for DB forward compatibility with loading options (old version
 # reading data from new), as well as backward compatibility
-declare -a db_forward_with_options_refs=("6.27.fb" "6.28.fb" "6.29.fb" "7.0.fb" "7.1.fb" "7.2.fb" "7.3.fb" "7.4.fb" "7.5.fb" "7.6.fb")
+declare -a db_forward_with_options_refs=("6.27.fb" "6.28.fb" "6.29.fb" "7.0.fb" "7.1.fb" "7.2.fb" "7.3.fb" "7.4.fb" "7.5.fb" "7.6.fb" "7.7.fb" "7.8.fb")
 # To check for DB forward compatibility without loading options (in addition
 # to the "with loading options" set), as well as backward compatibility
 declare -a db_forward_no_options_refs=() # N/A at the moment