chore: fix typos in README.md

Signed-off-by: redismongo <[email protected]>

README.md

@@ -473,7 +473,7 @@ One of the following options need to be set for this task to have any effects :
 
 `--export-all <filepath>`: export one file that contains all contracts across all saved deployment, regardless of the network being invoked. If the extension ends in .ts it will generate a typescript file containing the contracts info.
 
-This last option has some limitations, when combined with the use of external deployments (see [Configuration](#configuration)). If such external deployments were using older version of **hardhat-deploy** or truffle, the chainId might be missing. In order for these to be exported, the hardhat network config need to explicity state the chainId in the `networks` config of `hardhat.config.js`.
+This last option has some limitations, when combined with the use of external deployments (see [Configuration](#configuration)). If such external deployments were using older version of **hardhat-deploy** or truffle, the chainId might be missing. In order for these to be exported, the hardhat network config need to explicitly state the chainId in the `networks` config of `hardhat.config.js`.
 
 With both `--export` and `--export-all`, using the special `<filepath>` value of `-` will output to `STDOUT` rather than writing a normal file.
 
@@ -1291,7 +1291,7 @@ Note that if the code for Facet2 and Facet3 changes, they will also be redeploye
 
 Note that the diamond has 3 facet added by default. These facets are used for ownership, diamondCut and diamond loupe.
 
-The implementation is a sligthly modified version of the [reference implementation by Nick Mudge](https://github.com/mudgen/diamond-3).
+The implementation is a slightly modified version of the [reference implementation by Nick Mudge](https://github.com/mudgen/diamond-3).
 The only difference is the custom constructor that allow multiple initialization, used to allow the default ERC165 facet to be initialised along your custom initialization function.
 
 ### onUpgrade calls