Clippy cleanup for all targets and nighly rust (also support 1.44.0) (#10445)

* address warnings from 'rustup run beta cargo clippy --workspace'

minor refactoring in:
- cli/src/cli.rs
- cli/src/offline/blockhash_query.rs
- logger/src/lib.rs
- runtime/src/accounts_db.rs

expect some performance improvement AccountsDB::clean_accounts()

* address warnings from 'rustup run beta cargo clippy --workspace --tests'

* address warnings from 'rustup run nightly cargo clippy --workspace --all-targets'

* rustfmt

* fix warning stragglers

* properly fix clippy warnings test_vote_subscribe()
replace ref-to-arc with ref parameters where arc not cloned

* Remove lock around JsonRpcRequestProcessor (#10417)

automerge

* make ancestors parameter optional to avoid forcing construction of empty hash maps

Co-authored-by: Greg Fitzgerald <greg@solana.com>

install/src/lib.rs

@@ -255,7 +255,7 @@ pub fn main() -> Result<(), String> {
             let program_arguments = matches
                 .values_of("program_arguments")
                 .map(Iterator::collect)
-                .unwrap_or_else(|| vec![]);
+                .unwrap_or_else(Vec::new);
 
             command::run(config_file, program_name, program_arguments)
         }