CI: skip installing ninja on macOS (#3420)

* CI: skip installing ninja on macOS

Avoids warnings in output, as it's already installed.

* Update on_PR_mac_special_builds.yml

* Update on_PR_mac_matrix.yml

* Update on_push_BasicWinLinMac.yml

Author: kmilos

.github/workflows/on_PR_mac_matrix.yml

@@ -25,7 +25,7 @@ jobs:
 
       - name: Install dependencies
         run: |
-          brew install ninja inih googletest
+          brew install inih googletest
 
       - name: Build
         run: |

.github/workflows/on_PR_mac_special_builds.yml

@@ -20,7 +20,7 @@ jobs:
 
       - name: Install dependencies
         run: |
-          brew install ninja inih googletest
+          brew install inih googletest
 
       - name: Build
         run: |

.github/workflows/on_push_BasicWinLinMac.yml

@@ -94,7 +94,7 @@ jobs:
 
       - name: Install dependencies
         run: |
-          brew install ninja inih googletest
+          brew install inih googletest
 
       - name: Build
         run: |

.github/workflows/release.yml

@@ -71,23 +71,16 @@ jobs:
 
       - name: Install dependencies
         run: |
-          brew install ninja
-          brew install inih
-          brew install tree
-          brew install gettext
-          brew install doxygen
-          brew install graphviz
+          brew install inih tree doxygen graphviz
 
       - name: Build packaged release
         run: |
-          mkdir build
           cmake -GNinja -S . -B build \
             -DEXIV2_TEAM_PACKAGING=ON \
             -DBUILD_SHARED_LIBS=ON \
             -DEXIV2_ENABLE_WEBREADY=OFF \
             -DEXIV2_ENABLE_NLS=ON \
             -DCMAKE_BUILD_TYPE=Release \
-            -DEXIV2_ENABLE_BMFF=ON \
             -DEXIV2_TEAM_WARNINGS_AS_ERRORS=ON \
             -DEXIV2_BUILD_DOC=ON \
             -DCMAKE_INTERPROCEDURAL_OPTIMIZATION=ON