chore: switch signet-storage deps from git to crates.io 0.7

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: prestwich

Cargo.toml

@@ -56,12 +56,12 @@ signet-tx-cache = "0.16.0"
 signet-types = "0.16.0"
 signet-zenith = "0.16.0"
 signet-journal = "0.16.0"
-signet-storage = { git = "https://github.com/init4tech/storage", branch = "prestwich/fix-cold-sql-pool-and-queries" }
-signet-cold = { git = "https://github.com/init4tech/storage", branch = "prestwich/fix-cold-sql-pool-and-queries" }
-signet-hot = { git = "https://github.com/init4tech/storage", branch = "prestwich/fix-cold-sql-pool-and-queries" }
-signet-hot-mdbx = { git = "https://github.com/init4tech/storage", branch = "prestwich/fix-cold-sql-pool-and-queries" }
-signet-cold-mdbx = { git = "https://github.com/init4tech/storage", branch = "prestwich/fix-cold-sql-pool-and-queries" }
-signet-storage-types = { git = "https://github.com/init4tech/storage", branch = "prestwich/fix-cold-sql-pool-and-queries" }
+signet-storage = "0.7"
+signet-cold = "0.7"
+signet-hot = "0.7"
+signet-hot-mdbx = "0.7"
+signet-cold-mdbx = "0.7"
+signet-storage-types = "0.7"
 
 # ajj
 ajj = "0.7.0"