Docs for Frame Benchmarking (#7121)

* remove test benchmark pallet

* docs

* finish docs

* Update README.md

* simplify intro

* introduce weight later

* Apply suggestions from code review

Co-authored-by: David <dvdplm@gmail.com>
Co-authored-by: joe petrowski <25483142+joepetrowski@users.noreply.github.com>
Co-authored-by: Kian Paimani <5588131+kianenigma@users.noreply.github.com>

* Apply suggestions from code review

Co-authored-by: David <dvdplm@gmail.com>
Co-authored-by: joe petrowski <25483142+joepetrowski@users.noreply.github.com>

* Apply suggestions from code review

Co-authored-by: joe petrowski <25483142+joepetrowski@users.noreply.github.com>
Co-authored-by: David <dvdplm@gmail.com>

* Apply suggestions from code review

Co-authored-by: David <dvdplm@gmail.com>
Co-authored-by: joe petrowski <25483142+joepetrowski@users.noreply.github.com>

* Update frame/benchmarking/README.md

Co-authored-by: David <dvdplm@gmail.com>

* Update frame/benchmarking/README.md

* Update frame/benchmarking/README.md

Co-authored-by: joe petrowski <25483142+joepetrowski@users.noreply.github.com>

* Update README.md

* Update README.md

* Update README.md

* Update README.md

Co-authored-by: David <dvdplm@gmail.com>
Co-authored-by: joe petrowski <25483142+joepetrowski@users.noreply.github.com>
Co-authored-by: Kian Paimani <5588131+kianenigma@users.noreply.github.com>

substrate/frame/benchmarking/src/analysis.rs

@@ -15,7 +15,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-//! Tools for analysing the benchmark results.
+//! Tools for analyzing the benchmark results.
 
 use std::collections::BTreeMap;
 use linregress::{FormulaRegressionBuilder, RegressionDataBuilder, RegressionModel};

substrate/frame/benchmarking/src/lib.rs

@@ -158,7 +158,7 @@ pub use sp_storage::TrackedStorageKey;
 /// }
 /// ```
 ///
-/// These `verify` blocks will not execute when running your actual benchmarks!
+/// These `verify` blocks will not affect your benchmark results!
 ///
 /// You can construct benchmark tests like so:
 ///