Replace min/max helpers with built-in min/max (#3482)

- **PR Description**

We upgraded our minimum Go version to 1.21 in commit
57ac9c2189458a7f0e63c2e9cac8334694a3d545. We can now replace our
`utils.Min` and `utils.Max` functions with the built-in `min` and `max`.

Reference: https://go.dev/ref/spec#Min_and_max

- **Please check if the PR fulfills these requirements**

* [x] Cheatsheets are up-to-date (run `go generate ./...`)
* [x] Code has been formatted (see
[here](https://github.com/jesseduffield/lazygit/blob/master/CONTRIBUTING.md#code-formatting))
* [ ] Tests have been added/updated (see
[here](https://github.com/jesseduffield/lazygit/blob/master/pkg/integration/README.md)
for the integration test guide)
* [ ] Text is internationalised (see
[here](https://github.com/jesseduffield/lazygit/blob/master/CONTRIBUTING.md#internationalisation))
* [ ] Docs (specifically `docs/Config.md`) have been updated if
necessary
* [x] You've read through your own file changes for silly mistakes etc

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1 files changed, 3 insertions, 5 deletions

diff --git a/pkg/gui/patch_exploring/focus.go b/pkg/gui/patch_exploring/focus.go
index 02fed7b28..084eefcd0 100644
--- a/pkg/gui/patch_exploring/focus.go
+++ b/pkg/gui/patch_exploring/focus.go
@@ -1,7 +1,5 @@
 package patch_exploring
 
-import "github.com/jesseduffield/lazygit/pkg/utils"
-
 func calculateOrigin(currentOrigin int, bufferHeight int, numLines int, firstLineIdx int, lastLineIdx int, selectedLineIdx int, mode selectMode) int {
 	needToSeeIdx, wantToSeeIdx := getNeedAndWantLineIdx(firstLineIdx, lastLineIdx, selectedLineIdx, mode)
 
@@ -14,7 +12,7 @@ func calculateOrigin(currentOrigin int, bufferHeight int, numLines int, firstLin
 func calculateNewOriginWithNeededAndWantedIdx(currentOrigin int, bufferHeight int, numLines int, needToSeeIdx int, wantToSeeIdx int) int {
 	origin := currentOrigin
 	if needToSeeIdx < currentOrigin || needToSeeIdx > currentOrigin+bufferHeight {
-		origin = utils.Max(utils.Min(needToSeeIdx-bufferHeight/2, numLines-bufferHeight-1), 0)
+		origin = max(min(needToSeeIdx-bufferHeight/2, numLines-bufferHeight-1), 0)
 	}
 
 	bottom := origin + bufferHeight
@@ -22,11 +20,11 @@ func calculateNewOriginWithNeededAndWantedIdx(currentOrigin int, bufferHeight in
 	if wantToSeeIdx < origin {
 		requiredChange := origin - wantToSeeIdx
 		allowedChange := bottom - needToSeeIdx
-		return origin - utils.Min(requiredChange, allowedChange)
+		return origin - min(requiredChange, allowedChange)
 	} else if wantToSeeIdx > origin+bufferHeight {
 		requiredChange := wantToSeeIdx - bottom
 		allowedChange := needToSeeIdx - origin
-		return origin + utils.Min(requiredChange, allowedChange)
+		return origin + min(requiredChange, allowedChange)
 	} else {
 		return origin
 	}