[processing] rename Graphics group to Plots as this better reflects

purpose of the algorithms inside it (fix #33310)

python/plugins/processing/algs/qgis/BarPlot.py

@@ -43,10 +43,10 @@ class BarPlot(QgisAlgorithm):
     VALUE_FIELD = 'VALUE_FIELD'
 
     def group(self):
-        return self.tr('Graphics')
+        return self.tr('Plots}')
 
     def groupId(self):
-        return 'graphics'
+        return 'plots'
 
     def __init__(self):
         super().__init__()

python/plugins/processing/algs/qgis/BoxPlot.py

@@ -44,10 +44,10 @@ class BoxPlot(QgisAlgorithm):
     MSD = 'MSD'
 
     def group(self):
-        return self.tr('Graphics')
+        return self.tr('Plots')
 
     def groupId(self):
-        return 'graphics'
+        return 'plots'
 
     def __init__(self):
         super().__init__()

python/plugins/processing/algs/qgis/MeanAndStdDevPlot.py

@@ -42,10 +42,10 @@ class MeanAndStdDevPlot(QgisAlgorithm):
     VALUE_FIELD = 'VALUE_FIELD'
 
     def group(self):
-        return self.tr('Graphics')
+        return self.tr('Plots')
 
     def groupId(self):
-        return 'graphics'
+        return 'plots'
 
     def __init__(self):
         super().__init__()

python/plugins/processing/algs/qgis/PolarPlot.py

@@ -41,10 +41,10 @@ class PolarPlot(QgisAlgorithm):
     VALUE_FIELD = 'VALUE_FIELD'
 
     def group(self):
-        return self.tr('Graphics')
+        return self.tr('Plots')
 
     def groupId(self):
-        return 'graphics'
+        return 'plots'
 
     def __init__(self):
         super().__init__()

python/plugins/processing/algs/qgis/RasterLayerHistogram.py

@@ -42,10 +42,10 @@ class RasterLayerHistogram(QgisAlgorithm):
     BAND = 'BAND'
 
     def group(self):
-        return self.tr('Graphics')
+        return self.tr('Plots')
 
     def groupId(self):
-        return 'graphics'
+        return 'plots'
 
     def __init__(self):
         super().__init__()

python/plugins/processing/algs/qgis/VectorLayerHistogram.py

@@ -42,10 +42,10 @@ class VectorLayerHistogram(QgisAlgorithm):
     BINS = 'BINS'
 
     def group(self):
-        return self.tr('Graphics')
+        return self.tr('Plots')
 
     def groupId(self):
-        return 'graphics'
+        return 'plots'
 
     def __init__(self):
         super().__init__()

python/plugins/processing/algs/qgis/VectorLayerScatterplot.py

@@ -40,10 +40,10 @@ class VectorLayerScatterplot(QgisAlgorithm):
     YFIELD = 'YFIELD'
 
     def group(self):
-        return self.tr('Graphics')
+        return self.tr('Plots')
 
     def groupId(self):
-        return 'graphics'
+        return 'plots'
 
     def __init__(self):
         super().__init__()

python/plugins/processing/algs/qgis/VectorLayerScatterplot3D.py

@@ -42,10 +42,10 @@ class VectorLayerScatterplot3D(QgisAlgorithm):
     ZFIELD = 'ZFIELD'
 
     def group(self):
-        return self.tr('Graphics')
+        return self.tr('Plots')
 
     def groupId(self):
-        return 'graphics'
+        return 'plots'
 
     def __init__(self):
         super().__init__()