fix: Typos in Documentation Comments Across Multiple Modules

fendermint/crypto/src/lib.rs

@@ -10,7 +10,7 @@ use zeroize::{Zeroize, ZeroizeOnDrop, Zeroizing};
 pub use libsecp256k1::{PublicKey, RecoveryId, Signature};
 
 /// A [`GeneralPurpose`] engine using the [`alphabet::STANDARD`] base64 alphabet
-/// padding bytes when writing but requireing no padding when reading.
+/// padding bytes when writing but requiring no padding when reading.
 const B64_ENGINE: GeneralPurpose = GeneralPurpose::new(
     &alphabet::STANDARD,
     GeneralPurposeConfig::new()

fendermint/rocksdb/src/kvstore.rs

@@ -322,7 +322,7 @@ mod tests {
         db
     }
 
-    // Not using the `#[quickcheck]` macro so I can run fewer tests becasue they are slow.
+    // Not using the `#[quickcheck]` macro so I can run fewer tests because they are slow.
     fn run_quickcheck<F: Testable>(f: F) {
         QuickCheck::new().tests(TEST_COUNT).quickcheck(f)
     }

fendermint/testing/contract-test/src/ipc/registry.rs

@@ -42,7 +42,7 @@ impl<DB> RegistryCaller<DB> {
 }
 
 impl<DB: Blockstore + Clone> RegistryCaller<DB> {
-    /// Create a new instance of the built-in subnet implemetation.
+    /// Create a new instance of the built-in subnet implementation.
     ///
     /// Returns the address of the deployed contract.
     pub fn new_subnet(