chore: remove support for php7.4

Signed-off-by: Anna Larch <anna@nextcloud.com>

appinfo/info.xml

@@ -34,7 +34,7 @@
 	<screenshot>https://raw.githubusercontent.com/nextcloud/calendar/main/screenshots/week_room_suggestion.png</screenshot>
 	<screenshot>https://raw.githubusercontent.com/nextcloud/calendar/main/screenshots/week_sidebar.png</screenshot>
 	<dependencies>
-		<php min-version="7.4" max-version="8.3" />
+		<php min-version="8.0" max-version="8.3" />
 		<nextcloud min-version="26" max-version="29" />
 	</dependencies>
 	<background-jobs>

composer.json

@@ -1,7 +1,7 @@
 {
     "config": {
         "platform": {
-            "php": "7.4"
+            "php": "8.0"
         },
         "sort-packages": true,
         "optimize-autoloader": true,
@@ -16,7 +16,7 @@
         }
     },
     "require": {
-        "php": ">=7.4 <=8.3",
+        "php": ">= 8.0 <=8.3",
         "bamarni/composer-bin-plugin": "^1.8.2"
     },
     "scripts": {

vendor-bin/cs-fixer/composer.json

@@ -1,7 +1,7 @@
 {
     "config": {
         "platform": {
-            "php": "7.4"
+            "php": "8.0"
         },
         "sort-packages": true
     },

vendor-bin/phpunit/composer.json

@@ -1,7 +1,7 @@
 {
     "config": {
         "platform": {
-            "php": "7.4"
+            "php": "8.0"
         },
         "sort-packages": true
     },

vendor-bin/psalm/composer.json

@@ -1,7 +1,7 @@
 {
     "config": {
         "platform": {
-            "php": "7.4"
+            "php": "8.0"
         }
     },
     "require-dev": {