chore: hopefully final changes before all tests passing

.github/workflows/integration-fixed-price-sale.yml

@@ -8,7 +8,7 @@ on:
 
 env:
   CARGO_TERM_COLOR: always
-  SOLANA_VERSION: 1.9.5
+  SOLANA_VERSION: 1.10.25
   RUST_TOOLCHAIN: stable
 
 jobs:

core/rust/testing-utils/Cargo.toml

@@ -17,7 +17,7 @@ path = "src/lib.rs"
 anchor-client = "~0.24.1"
 shellexpand = "~2.1.0"
 serde_json = "~1.0"
-solana-program-test = "1.11.5"
+solana-program-test = "1.9.15"
 solana-program = "~1.9.15"
 solana-sdk = "~1.9.15" 
 spl-token = { version = "~3.2",  features = ["no-entrypoint"] }