chore: fix some typos in comments

Signed-off-by: StevenMia <flite@foxmail.com>

depends/packages.md

@@ -162,7 +162,7 @@ From the [Gentoo Wiki entry](https://wiki.gentoo.org/wiki/Project:Quality_Assura
 >  creates. This leads to massive overlinking, which is toxic to the Gentoo
 >  ecosystem, as it leads to a massive number of unnecessary rebuilds.
 
-Where possible, packages are built with Position Independant Code. Either using
+Where possible, packages are built with Position Independent Code. Either using
 the Autotools `--with-pic` flag, or `CMAKE_POSITION_INDEPENDENT_CODE` with CMake.
 
 ## Secondary dependencies:

src/util/subprocess.hpp

@@ -969,8 +969,8 @@ namespace detail {
 // Metaprogram for searching a type within
 // a variadic parameter pack
 // This is particularly required to do a compile time
-// checking of the arguments provided to 'check_ouput' function
-// wherein the user is not expected to provide an 'ouput' option.
+// checking of the arguments provided to 'check_output' function
+// wherein the user is not expected to provide an 'output' option.
 
 template <typename... T> struct param_pack{};
 
@@ -997,7 +997,7 @@ struct has_type<F, param_pack<H,T...>> {
 /*!
  * A helper class to Popen class for setting
  * options as provided in the Popen constructor
- * or in check_ouput arguments.
+ * or in check_output arguments.
  * This design allows us to _not_ have any fixed position
  * to any arguments and specify them in a way similar to what
  * can be done in python.