Use existing Catch2 v2.x git branch instead of deleted master

vedgy · vedgy · commit e8647951f8c2 · 2021-01-12T11:16:58.000+02:00
Tests do not compile against the default Catch2 branch devel (where the
next major version, v3, of Catch2 is being developed).
diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
@@ -3,7 +3,7 @@ include(DownloadProject)
 # Download and configure Catch2 for the tests
 download_project(PROJ Catch2
                  GIT_REPOSITORY https://github.com/catchorg/Catch2
-                 GIT_TAG master
+                 GIT_TAG v2.x
                  UPDATE_DISCONNECTED 1
 )
 add_subdirectory(${Catch2_SOURCE_DIR} ${Catch2_BINARY_DIR})

Original file line number	Diff line number	Diff line change
`@@ -3,7 +3,7 @@ include(DownloadProject)`
`3`	`3`	`# Download and configure Catch2 for the tests`
`4`	`4`	`download_project(PROJ Catch2`
`5`	`5`	`GIT_REPOSITORY https://github.com/catchorg/Catch2`
`6`		`- GIT_TAG master`
	`6`	`+ GIT_TAG v2.x`
`7`	`7`	`UPDATE_DISCONNECTED 1`
`8`	`8`	`)`
`9`	`9`	`add_subdirectory(${Catch2_SOURCE_DIR} ${Catch2_BINARY_DIR})`