chore: remove repetitive words (#1519)

Signed-off-by: hanghuge <cmoman@outlook.com>

core/src/custom_values/custom_value_address.rs

@@ -4,7 +4,7 @@ use crate::dynamic::DecodedValueThunk;
 use crate::metadata::DecodeWithMetadata;
 use crate::utils::Yes;
 
-/// This represents the address of a custom value in in the metadata.
+/// This represents the address of a custom value in the metadata.
 /// Anything, that implements the [CustomValueAddress] trait can be used, to fetch
 /// custom values from the metadata.
 /// The trait is implemented by [str] for dynamic loopup and [StaticAddress] for static queries.

subxt/src/utils/mod.rs

@@ -21,7 +21,7 @@ cfg_jsonrpsee! {
 
 /// A URL is considered secure if it uses a secure scheme ("https" or "wss") or is referring to localhost.
 ///
-/// Returns an error if the the string could not be parsed into a URL.
+/// Returns an error if the string could not be parsed into a URL.
 pub fn url_is_secure(url: &str) -> Result<bool, Error> {
     let url = Url::parse(url).map_err(|e| Error::Rpc(RpcError::ClientError(Box::new(e))))?;