internal/rosa: key-value type

This type is used very frequently. The new type is much easier to type and can receive helper methods eventually if needed.

Signed-off-by: Ophestra <cat@gensokyo.uk>

internal/rosa/cmake.go

@@ -25,7 +25,7 @@ func (t Toolchain) newCMake() (pkg.Artifact, string) {
 		// expected to be writable in the copy made during bootstrap
 		Chmod: true,
 
-		Patches: [][2]string{
+		Patches: []KV{
 			{"bootstrap-test-no-openssl", `diff --git a/Tests/BootstrapTest.cmake b/Tests/BootstrapTest.cmake
 index 137de78bc1..b4da52e664 100644
 --- a/Tests/BootstrapTest.cmake
@@ -88,7 +88,7 @@ index 2ead810437..f85cbb8b1c 100644
 		OmitDefaults: true,
 
 		ConfigureName: "/usr/src/cmake/bootstrap",
-		Configure: [][2]string{
+		Configure: []KV{
 			{"prefix", "/system"},
 			{"parallel", `"$(nproc)"`},
 			{"--"},
@@ -125,7 +125,7 @@ type CMakeHelper struct {
 	Append []string
 
 	// CMake CACHE entries.
-	Cache [][2]string
+	Cache []KV
 	// Runs after install.
 	Script string
 
@@ -170,7 +170,7 @@ func (*CMakeHelper) wantsDir() string { return "/cure/" }
 func (attr *CMakeHelper) script(name string) string {
 	if attr == nil {
 		attr = &CMakeHelper{
-			Cache: [][2]string{
+			Cache: []KV{
 				{"CMAKE_BUILD_TYPE", "Release"},
 			},
 		}